Skip to Main Content
Coronavirus Update: Zoro is committed to keeping our customers and employees safe. Get Details.

Customer Service From Real People.

We’re here to help! Call (855) 289-9676
Cart

4" Grinder

Our endless aisle includes a 4" grinder and so much more!

Featured Product

MILWAUKEE Angle Grinder,4-1/2",7 A,11,000 RPM,120V 6130-33
$59.00

Shop 4" Grinder

  • MILWAUKEE Angle Grinder,Wheel Dia. 4-1/2",11A 6142-30
    $99.00
    • The 11 amp 4-1/2 in. small angle grinder (Paddle, lock-on) delivers up to 3X more durability and up to 50% more power than the competition. With a 1, 400 MWO motor that powers through the toughest jobs, the 6142-30 is the perfect match for industrial users. A grip circumference measuring a full 2 in. less than the competition, this Milwaukee grinder provides more control and less fatigue throughout the day. Milwaukee's electronic advantage includes overload protection to maximize motor life, an electronic clutch that extends tool life and helps prevent bind-up, line lock-out that prevents automatic start-up after power loss, and soft start. Featuring a 100% tool-free design, this grinder allows the user to change all accessories, including hubbed product, without a wrench. in addition, the tool-free, burst resistant, adjustable guard allows users to make quick guard installations and adjustments.

    • View Full Product Details

  • DEWALT 4-1/2" (115mm) Small Angle Grinder DWE402
    $106.56
    • Angle Grinder, Wheel Dia. 4 1/2 in, Nominal Amps 11, No Load RPM 11, 000 RPM, Switch Type Paddle, Lock-on Yes, Lock-off Yes, Voltage 120V AC, Spindle Thread Size 5/8 In.-11, Tool Length 11 13/16 in, Tool Weight 4.3 lb, Speed Type Single, Handle Design Barrel Grip, Cord Length 6.3 ft, Number of Conductors 2, Features Dust Ejection System(Tm), One-Touch Guard, Includes 2-Position Side Handle, Flange, Nut, Wrench

    • View Full Product Details

  • DEWALT 4-1/2" Angle Grinder DWE402G
    $108.99
    • The DWE402G 4-1/2" (115mm) Paddle Switch Grinder features three powerful systems for maximizing performance such as the Dust Ejection System for preventing damaging dust from entering the tool, One-Touch Guard™ for 360-degree rotation, and Quick-Change™ Wheel Release for easy wheel removal. 11 Amp AC/DC 11, 000 RPM motor designed for faster material removal and higher overload protectionDust Ejection System provides durability by ejecting damaging dust and debris particles that enter the tool through the air intake ventsLow profile gear case allows access into tight spacesQuick-Change wheel release allows tool free wheel removal without the need for a wrenchOne-Touch guard allows 360 degree rotation of the guard with a single actionPaddle switch with safety lock-off prevents accidental start upMatching wheel flanges allow the use of common accessoriesGrounded 3-wire plug construction designed for contractors requiring grounded tools

    • View Full Product Details

  • DEWALT Angle Grinder,4-1/2 In,No Load RPM 12000 DWE4011
    $60.07
    • The DWE4011 4-1/2" Small Angle Grinder with One-Touch™ Guard has a powerful 7 Amp motor for fast material removal. One-Touch™ Guard eliminates the need for a tool to adjust the guard location. 7 amp AC/DC, 12, 000 rpm motor designed for faster material removal and higher overload protectionOne-Touch™ guard eliminates the need for a tool to adjust the guard location. Hex wrench replaces spanner wrench - hex wrench is found in most tool boxes if lostLow profile, jam-pot gear case increases durability and allows tool to fit into tight spacesQuick-Change™ wheel release allows tool-free wheel removal without the need for a wrench2-position removable side handle provides increased comfort and controlSlim, ergonomic body design provides increased comfort in extended use applications5/8"-11 spindle thread accepts a wide range of 4-1/2" accessoriesReplaces D28110

    • View Full Product Details

  • DEWALT 4-1/2" (115mm) Small Angle Grinder, Speed Type: Single DWE402N
    $92.82
    • Angle Grinder, Wheel Dia. 4 1/2 in, Nominal Amps 11, No Load RPM 11, 000 RPM, Switch Type Paddle, Lock-on No, Lock-off Yes, Voltage 120V AC, Spindle Thread Size 5/8 In.-11, Tool Length 11 13/16 in, Tool Weight 4.3 lb, Speed Type Single, Handle Design Barrel Grip, Cord Length 6.3 ft, Number of Conductors 2, Features Dust Ejection System(Tm), One-Touch Guard, Includes 2-Position Side Handle, Flange, Nut, Wrench

    • View Full Product Details

  • MAKITA Angle Grinder, 4-1/2 In., Nominal Amps: 6 GA4530
    $63.37

  • MAKITA 4‑1/2" SJS™ High‑Power Angle Grinder 9564CV
    $167.87
    • Angle Grinder, Wheel Dia. 4-1/2 In., Nominal Amps 12, No Load RPM 2800 to 10, 500, Switch Type Slide, Lock-on Yes, Lock-off No, Voltage 120VAC, Spindle Thread Size 5/8 In.-11, Tool Length 11-3/4 In., Tool Weight 5.3 lbs, Speed Type Variable, Handle Design Barrel Grip, Cord Length 10.0 ft., Number of Conductors 2, Features Labyrinth Construction, Sjs (Mechanical Clutch), Variable Speed, Electronic Speed Control, Includes Wrench, Guard, Backing Flange, Side Handle and Clamp Nut for 7/8 In. Wheels

    • View Full Product Details

  • DEWALT Angle Grinder,4-1/2 in.,with Kit Box DWE402K
    $95.37
    • The DWE402K 4-1/2" (115mm) Small Angle Grinder Kit features three powerful systems for maximizing performance such as the Dust Ejection System for preventing damaging dust from entering the tool, One-Touch Guard™ for 360-degree rotation, and Quick-Change™ Wheel Release for easy wheel removal. 11 Amp AC/DC 11, 000 RPM motor designed for faster material removal and higher overload protectionDust Ejection System provides durability by ejecting damaging dust and debris particles that enter the tool through the air intake ventsLow profile gear case allows access into tight spacesQuick-Change wheel release allows tool free wheel removal without the need for a wrenchOne-Touch Guard allows for 360 degree rotation of the guard in a single actionPaddle switch with safety lock-off prevents accidental start upMatching wheel flanges allow the use of common accessories

    • View Full Product Details

  • DEWALT Angle Grinder, 4-1/2 In., 9A, Voltage: 120V AC DWE4120
    $82.69

  • MILWAUKEE Angle Grinder,4-1/2",11A,11,000 RPM,120V 6146-33
    $99.00
    • The 11 amp 4-1/2 in. small angle grinder (Slide, lock-on) delivers up to 3X more durability and up to 50% more power than the competition. With a 1, 400 MWO motor that powers through the toughest jobs, the 6146-33 is the perfect match for industrial users. Milwaukee's electronic advantage includes overload protection to maximize motor life, an electronic clutch that extends tool life and helps prevent bind-up, line lock-out that prevents automatic start-up after power loss, and soft start. Featuring a 100% tool-free design, this grinder allows the user to change all accessories, including hubbed product, without a wrench. in addition, the tool-free, burst resistant, adjustable guard allows users to make quick guard installations and adjustments.

    • View Full Product Details

  • DEWALT Cordless Angle Grinder,Bare,20.0V,4-1/2" DCG412B
    $138.36
    • The DCG412B 20V MAX* Lithium Ion 4-1/2" / 5" Grinder increases productivity with features like Quick-Change™ wheel release, convenient trigger switch with lock-off button, and extended run-time battery. 8, 000 rpm motor provides high power for cutting and grinding applicationsQuick-Change™ Wheel Release allows for tool free wheel changes without the need for a wrenchTool-free guard allows for quick and easy guard adjustments/positioning2-finger trigger switch with lock-off button for convenient activation and easier gripping2-position side handle offers greater control, comfort and versatility

    • View Full Product Details