Evolution Cordless R185SMS-Li 185mm Sliding Mitre Saw 18v Li-Ion EXT I — Evolution Power Tools UK Skip to content
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Evolution Cordless R185SMS-Li 185mm Sliding Mitre Saw 18v Li-Ion EXT Inc Multi-Material Blade

  • Cordless multi-material cutting, any material anywhere.
  • Powerful, hi-torque 850W Brushed DC motor.
  • Accurate 0-45° bevel and 50°- 50° mitre cutting capacity.
  • Reliable, Evolution EXT 18v li-ion battery compatible.

3 Year Warranty

45 Day Returns

200 EVO Points + 5% off your first order

Frequently Bought Together

The Evolution R185SMS-Li is a powerful cordless Sliding Mitre Saw capable of making precise cuts in new and reclaimed wood, plastics, composites and metals. It’s the perfect tool for worksite and workshop use and its compact size makes it ideal for serious home users.

The R185SMS-Li 18V Li-ion cordless sliding mitre saw is packed with features; multi-material cutting technology, dust collection bag & vacuum attachment port, its large 210mm x 58mm cross-cut capacity offers greater cutting depth than the R185SMS+ model. Our innovative Shadow Line LED cutting guide perfectly projects the blade kerf onto the cutting surface for measure once cut once accuracy. Clean and accurate cuts through new and reclaimed wood as well as cool to the touch, burr-free cuts through mild steel and non-ferrous metals with the supplied Multi-Material blade.

Powered by Evolution’s 18V EXT Li-Ion battery system the R185SMS-Li delivers long run times and has the power to cut wood plastics, composites and metals with our Multi-material blade technology. The loaded version is bundled with our R18BAT-Li4 4Ah battery pack, capable of almost 200 cuts through 3x2" CLS on a single chargeand the R18RCH-Li Single Port Rapid Charger which will take you from zero to fully charged in only 50 minutes. All of Evolution’s EXT Cordless Li-ion power tools are compatible with all EXT batteries, so you can share across multiple tools for maximum versatility.

If you want a powerful, versatile, compact and fully-featured cordless Mitre Saw that can cut any material anywhere the R185SMS-li is a cut above the competition.

  • EXT Li-ion cordless performance and versatility
  • High Power 850W Brushed DC motor
  • Optimised drivetrain, for maximum battery life and run time from each charge
  • 50 Minute charge time with 4Ah battery
  • Shadow Line, kerf width blade cutting guide. Measure once, cut once.
  • Mitre Saw Stand compatible for go-anywhere support and stability
  • Multi-Material: premium Japanese 20T Tungsten Carbide Tipped TCT blade, cuts wood, metal, plastic composites and more
  • Virtually spark free cuts, with no heat, no burrs and an instantly workable finish
  • Accurate, Bevel, Mitre & Compound cuts with detent stops at most popular angles.
  • Depth Stop feature enables accurate trench cuts
  • Cast alloy base, trade tough build
  • Ergonomic ambidextrous handles for easy control
  • Split Rear Fence For Compound cuts
  • Soft Start & quick-stop Electronic Blade Brake For Safety
  • Vacuum compatible dust extraction, R11VAC-LI and R15VAC
  • Dust Bag included
  • Single bolt blade change, quick and easy replacement.
  • Integrated Carry Handles
  • Diamond Blade compatible
  • Blade change tool included, quick and easy swaps
  • 3-Year limited warranty**
  • Erbauer EXT battery system compatible
Machine Specifications
Name R185SMS-LI
Product Code 064-0001
Voltage / (Hz) 18v -50Hz
Power 850W
No Load Speed (min-1 rpm) 4200rpm
Blade Size 185mm
Blade Bore 20mm
Net Weight 8.6kg / 10.2kg
Dust port Adaptor Size 35mm
Tool Dimensions 285x 459 x 560mm
Cutting Capacity
Mild steel Plate - Max Thickness 6mm
Mild Steel Tube Max Wall Thickness 3mm
Minimum Size Workpiece (smaller pieces require  support) 125 x 30 x 3mm
0º Mitre x 0º Bevel 210 x 58mm
45º Mitre x 0º Bevel 145 x 58mm
0º Mitre x 45º Bevel 210 x 40mm
45º Mitre x 45º Bevel 145 x 40mm
Mitre Range 50°- 50°
Bevel Range 0°- 45°
Blade Diameter 185mm
Bore Diameter 20mm
No of Teeth 20T
Kerf 1.7mm
Sound pressure level Lpa 84.5 db (A); K=3db (A)
Sound power level Lwa 97.5 db (A); K=3db (A)
Uncertainty 3db (a)
Items Supplied
Bare Loaded
Mitre Saw x x
Instruction Manual x x
Multi-Material 20T TCT Blade x x
3 Pc Hold Down Clamp x x
Machine Table Extension = 4x socket headed screws x x
Double Ended Hex Key M6 x M4 x x
Rotary Table & neck x x
Cutting Head x
Carriage Slides x x
Multi-locking Knob x x
Dust Port Adaptor x x
Dust Bag x x
2Ah Battery
4Ah Battery x
5Ah Battery
8Ah Battery
Single Port Fast Charger x
Dual Port Fast Charger
Compare Batteries
Evoluton Cordless Batteries


18v EXT Li-Ion Battery
Evoluton Cordless Batteries


18v EXT Li-Ion Battery
Evoluton Cordless Batteries


18v EXT Li-Ion Battery
Evoluton Cordless Batteries


18v EXT Li-Ion Battery
30 minutes
Charging Time
50 minutes
Charging Time
60 minutes
Charging Time
95 minutes
Charging Time

R185SMS-Li & R185CMS 185mm Mitre Saws

Number of cuts per charge.

85 Cuts
3" x 2" CLS 68 x38mm

43 Cuts
Mild Steel Angle 30 x 30 x 3mm

192 Cuts
3" x 2" CLS 68 x 38mm

84 Cuts
Mild Steel Angle 30 x 30 x 3mm
243 Cuts
3" x 2" CLS 68 x 38mm

106 Cuts
Mild Steel Angle 30 x 30 x 3mm
345 Cuts
3" x 2" CLS 68 x 38mm

150+ Cuts
Mild Steel Angle 30 x 30 x 3mm

R165CSS-Li 165mm Circular Saw

Number of cuts per charge.
Hardwood Plywood 1.25m x 12mm

12 Cuts
Mild Steel Flat Bar 40 X 3mm
Hardwood Plywood 1.25m x 12mm

25 Cuts
Mild Steel Flat Bar 40 X 3mm
Hardwood Plywood 1.25m x 12mm

36 Cuts
Mild Steel Flat Bar 40 X 3mm
Hardwood Plywood 1.25m x 12mm

72 Cuts
Mild Steel Flat Bar 40 X 3mm
Watt hours
Watt hours
Watt hours
Watt hours
Continuous Current
Continuous Current
Continuous Current
Continuous Current
Peak Current
Peak Current
Peak Current
Peak Current
50A 60v DC
Charging Protection
80A 60v DC
Charging Protection
80A 60v DC
Charging Protection
100A 60v DC
Charging Protection
2 Years
2 Years
2 Years
2 Years
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3-Year Guarantee
Evolution Power Tools 3 Year Warranty

This tool is covered with Evolution's 3-year warranty

  • All Evolution single circular blade saws and magnetic drills are covered with 3 year warranty. All other Evolution power tools are covered with 2 year warranty.
  • Refurbished power tools by Evolution come with a 90 day warranty.
  • This warranty does not cover blades, accessories, Evolution branded clothing and spare parts.
  • Please keep your proof of purchase / delivery.
  • If you buy direct from Evolution your product warranty is automatically registered with us.
  • If you purchased your Evoluton product elsewhere you can register your product warranty with us.
  • The warranty becomes effective at the date of purchase (or the date of delivery if this is later).
  • You must provide proof of delivery / purchase before any work can be carried out on your machine. Without this proof, any work carried out will be chargeable. Please keep your receipt or delivery note.
  • All work will be carried out by Evolution.
  • Any parts which are replaced will become the property of Evolution.
  • The repair or replacement of your machine under warranty will not extend the period of warranty.
  • Evolution Power Tools reserves the right to optionally repair or replace it with the same or equivalent item.
  • This warranty statement provides benefits which are additional to and do not affect your statutory rights as a consumer.
What is covered?

The repair or replacement of your machine (at Evolution’s discretion), if your machine is found to be defective due to faulty materials, workmanship or function within the warranty period (if any part is no longer available or out of manufacture, Evolution will replace it with a functional replacement part).

What is not covered?

Evolution does not warrant the repair or replacement of a product when the following has occurred;

  • Normal wear and tear (eg. Fuse, Fluids / Lubricants, Blades, Consumable, etc.)
  • Accidental damage, faults caused by negligent use or care, misuse, neglect, careless operation or handling of the machine which is not in use with Evolution’s user guide.
  • Lack of servicing.
  • Use of parts not assembled or installed in accordance with the instructions of Evolution.
  • Use of parts and accessories (including blades) which are not Evolution Genuine Components.
  • Faulty installation (except installation by Evolution).
  • Repairs or alterations carried out by parties other than Evolution.

If your Evolution power tool requires attention from our engineers, we aim to have it collected & repaired within 7-10 working days.
If you are not completely satisfied with the performance of your product, simply contact us. To speed up the process, remember to have your receipt, invoice or order reference number plus your product’s serial number found on the product’s motor label.
No officer, employee or agent of Evolution Power Tools is authorised to make oral representations of fitness or to waive any of the foregoing terms of sale and none shall be binding on Evolution Power Tools. Questions relating to this limited warranty should be directed to the company's head office, or call the appropriate Helpline number. In no event shall Evolution Power Tools be liable for loss or damage resulting directly or indirectly from the use of our merchandise or from any other cause. Evolution Power Tools is not liable for any costs incurred on such goods or consequential damages.

Buy Now, Pay Later

Split your order total into 3 interest-free instalments with Klarna.


  • Add items to your cart, and go to the checkout.
  • Minimum order total: £35.00
  • Select Klarna as your payment method.
  • Please keep your proof of purchase / delivery.
  • You don’t have to create a Klarna account, if you don’t want to. TIP: Just tap ‘Change’ under payment type and then ‘Add New Payment Method'.


  • The first instalment will be taken from your card when you place your order.
  • The next two remaining payments will be automatically charged 30 and 60 days later.
  • For example: £150 mitre saw.
    Day 1: £50. Day 30: £50. Day 60: £50.
  • With 0% Interest
  • Note: You’ll get notifications when your payment is due and when it’s collected. There is zero interest and never any fees when you pay on time. If you return any items on your order, your Klarna statement and schedule will be updated.

To get started all you need is:

  • A UK bank account with a good credit history.
  • A credit/debit card to be valid for 60 days from the purchase date.
  • To be 18 years of age or over.
  • A UK residential address.
  • A valid mobile number and email address.

How do I pay using Pay Later in 3 with Klarna?

  • To pay using Klarna, your order total must be equal to or more than £35.00. When you get to checkout, click ‘change’ under payment type and then ‘Add New Payment Method’.
  • You'll need to provide your mobile number as Klarna may need to contact you. You'll also need to include your email address so that Klarna can send your payment schedule. Klarna use this information to keep you up to date on any payments or refunds that are due, so it’s important the details you provide us with are correct.

When will I receive my payment schedule?

  • You’ll be asked to pay the first of the 3 equal instalments once your order has been confirmed at checkout.
  • Instalments 2 and 3 will automatically be collected from the debit or credit card you entered at checkout 30 and 60 days later, respectively.
  • You'll receive a reminder from Klarna 2 days before each instalment is collected.
  • If you miss one of your scheduled instalments and Klarna are unable to automatically withdraw the money from your account 2 days later, you'll be issued with a statement for the full amount due.

I'm having trouble paying with Klarna. If you have any trouble placing an order with Klarna, it could be due to one of the following reasons:

  • Klarna payments are subject to your financial circumstances. Klarna may have rejected your application to Pay later in 3. We’d recommend choosing another type of payment or placing an order for a smaller amount.
  • You may have outstanding payments on previous Klarna purchases with other retailers.
  • You may have missed a required field at the checkout, such as filling in your date of birth.

Please note: That Klarna is an independent payment company and Evolution Power Tools Limited has no influence over whether your payment with Klarna is accepted or not. If you have any trouble with your order, please contact Klarna Customer Service.

  • For terms on Pay Later in 3 with Klarna click here.
  • For more information about Pay Later in 3 with Klarna, click here.
  • To find out more about returns paid with Klarna, click here.

Terms & Conditions

Our website contains links to websites owned and operated by third parties; these are provided solely for your convenience. Evolution has no control over these sites and are not responsible for their content or availability.

  • In cooperation with Klarna Bank AB (publ), Sveavägen 46, 111 34 Stockholm, Sweden, we offer you the following payment methods. Payment is to be made to Klarna.
  • Financing: With the financing service from Klarna you can pay your purchase in flexible or fixed monthly instalments according to the conditions stated in the checkout. The instalment payment is due at the end of each month after submission of a separate monthly invoice by Klarna. Further information regarding Slice It including terms and conditions and Standard European Consumer Credit Information you can find here for the United Kingdom.
  • Direct Debit: Your account will be debited after shipment of the goods or tickets/ availability date of the service ​or in case of a subscription in accordance with the timelines communicate​d. You will be notified about the date(s) by email.
  • The payment method; Slice It and direct debit are only available in case of a positive credit assessment. For this purpose, during the order process and handling of your purchase, we forward your data for an address and credit check to Klarna. We can only offer you the payment methods available based on the result of the credit check. General information about Klarna and the user terms per country can be found on klarna.com.
  • Your personal data is handled in accordance with applicable data protection law and in accordance with the information in Klarnas privacy statement. n cooperation with Klarna Bank AB (publ), Sveavägen 46, 111 34 Stockholm, Sweden, we offer you the following payment options. Payment is to be made to Klarna:

Financing - Pay in 3

  • Further information and Klarnas user terms you can find here.
  • General information on Klarna you can find here.
  • Your personal data is handled in accordance with applicable data protection law and in accordance with the information in Klarnas privacy statement.

Privacy Policy

  • In order to be able to offer you Klarna’s payment options, we will pass to Klarna certain aspects of your personal information, such as contact and order details, in order for Klarna to assess whether you qualify for their payment options and to tailor the payment options for you. General information on Klarna you can find here.
  • Your personal data is handled in accordance with applicable data protection law and in accordance with the information in Klarna’s privacy policy.

Multi-Material Cutting Technology

Hardwood & tanalised decking, MDF laminates, mouldings, reclaimed wood with nails, scaffold boards & poles, stud-work.

Ferrous Metal
Mild Steel, angled, box section, square tube, metal stud dry walling, rebar, plate (1/4 inch), unistrut.

Non-Ferrous Metal
Aluminium, armoured cables, cable tray, copper, floor edgings, roof flashings, stair nosings.

Electrical conduit, plastic pipes, plexiglas, rubber & reinforced hoses, (WPC) Wood Plastic Composites.

Not Recommended
Hardened high carbon, coated and stainless steel. Note: Cutting galvanised steel may reduce blade life. See our stainless steel cutting blades.

EXT Lithium Ion Battery
Keep Cool Technology protects EXT batteries from over-current and over-voltage conditions during use and charging; maximising run time and minimising capacity fade with extended use.

Quick & Easy Bevel Cuts
Make angle adjustments quickly and easily with the ability to select up to a 45° bevel cut angle on your workpiece.

50°- 50° Mitre Cuts
With a mitre cutting capability of +/- 50°, getting the angled finish you require couldn't be easier. Accurate Mitre, bevel and compound cuts, time after time.

Vac Compatible Dust Extraction
Clean up as you cut by attaching either of our powerful wet and dry workshop vacs. Hassle free dust extraction straight out of the box.

Available With 4Ah Battery & Charger
Choose between the bare version which includes Saw and Blade or choose the loaded version with 4Ah EXT battery and single port fast charger. All EXT 18v batteries are compatible with 18v Erbauer cordless tools.

Shadow Line LED Cutting Guide
Measure Once Cut Once accuracy from our LED projected kerf cutting guide. Make accurate cuts from either side of the blade.

Easy Repeatable Trench Cutting
Thumbwheel trench stop guide allows for easy and accurate trench cutting for making precision lap joints.

Stable Support For Accurate Cutting
A wide cast aluminium base, outrigger feet, workpiece clamp, and machined feed surfaces combine to offer excellent stability while cutting on any flat surface.

Any Material. Anywhere.
Evolution's Multi-material blade technology cuts through new and reclaimed wood, plastics, composites, non-ferrous metals and mild steel. One blade for all these materials, no swapping blades, no down time.

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Pay-In-3: £66.66 over 3 months

Package Contents

*Please note: Discounts cannot be applied on bundle deals, subscription blades or items already on sale. Multiple discount codes cannot be used in the same order.

SKU: 064-0001-K+106-0002+108-0001

EAN: 0849713042767

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