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Four-Pin Angle Grinder Wrench with Multiple Hex Openings

Four-Pin Angle Grinder Wrench with Multiple Hex Openings

 (1,169 Reviews)
Regular price $19.90
Regular price $19.90 Sale price $39.80
SAVE 50% Sold out
  • A Four-Pin Working HeadEngage a matching flange pattern after checking the fit.
  • Multiple Hex OpeningsUse the handle cutouts on correctly matched fasteners.
  • Several Contacts in OneKeep the pin head and hex openings in one hand tool.
  • A Flat Toolbox FormatStore the compact wrench beside other maintenance tools.
  • For Careful Disc ChangesUse controlled hand force with the grinder disconnected.
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Four-Pin Angle Grinder Wrench with Multiple Hex Openings

Four-Pin Angle Grinder Wrench with Multiple Hex Openings

Regular price $19.90
Regular price $19.90 Sale price $39.80
SAVE 50% Sold out

"You’d easily pay $15 to $20 for a basic single-purpose replacement spanner at big-box hardware stores. This gives you solid steel construction, universal pin fitment, and extra wrench utility for a fraction of the cost. Well-machined, rugged, and built to take jobsite abuse. 10/10!"

Amanda H.
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Four-Pin Angle Grinder Wrench with Multiple Hex Openings

Four-Pin Angle Grinder Wrench with Multiple Hex Openings

Keep a dedicated four-pin flange head and useful fastener openings together in one workshop wrench. The raised square teeth engage a matching grinder flange, while the flat steel handle adds several hexagonal cutouts and an open end for compatible maintenance tasks without switching between separate hand tools.

Why You’ll Love It

Four Pins for a Matching Flange

Four Pins for a Matching Flange

The raised square teeth surround the working head, providing several engagement points when the flange pattern and access are compatible.

Useful Openings Along the Handle

Useful Openings Along the Handle

Multiple hexagonal cutouts provide additional contact points for suitable nuts and fasteners, with an open end at the handle tip.

One Tool for Several Workshop Tasks

One Tool for Several Workshop Tasks

Use the flange head for a compatible grinder setup, then choose a properly fitting handle opening for an appropriate hand-fastening task.

More Deliberate Disc Changes

More Deliberate Disc Changes

A dedicated flange-wrench head gives you a controlled hand-tool approach to loosening and tightening a matching retaining nut.

Keep It with Your Grinder Accessories

Where It Fits into Real Life

Keep It with Your Grinder Accessories

Store it beside the discs and accessories used with a compatible angle grinder, ready for planned disc changes and routine workshop maintenance. A single body with several working openings is also handy when sorting a compact repair kit.

How to Check Fit & Use

How to Use & Care

Disconnect the grinder from its power source and wait for the disc to stop completely. Check the flange pattern, pin spacing and clearance against the actual wrench; disc diameter alone does not establish fit. Follow the grinder manufacturer’s spindle-lock and disc-change procedure, seat the head fully and apply controlled hand force. Keep your hands away from the disc edge. Do not add a pipe extension or use powered torque. Wipe clean and store dry after use.

A Closer Look

Review the raised pins, flat handle, hexagonal cutouts and open end shown in the diagram. Match the actual contact surfaces to your flange or fastener rather than treating the illustrated 100/125 mm labels as verified socket dimensions. The grinder, discs and other scene props are not included.

A Closer Look at the Working Ends — view 2

Product Specifications

Product Type Four-pin angle-grinder flange wrench with additional fastener openings
Working Head Raised square-tooth four-pin design
Handle Flat body with hexagonal cutouts and an open end
Listed Material High-strength steel
Listed Thickness 5 mm
Illustrated Overall Length Approx. 170 mm (6.69 in)
Fit Requirement Matching flange geometry, pin spacing and working clearance

Package Includes

  • 1 × four-pin angle-grinder wrench
  • Grinder, discs, nuts and other display props are not included

Frequently Asked Questions

Will it work with a tool-free or proprietary locknut?

Only use it where the locknut provides matching engagement points and the grinder instructions permit this type of wrench. Other locknut designs may need a different procedure.

What if the retaining nut is damaged or seized?

Stop rather than forcing the wrench. Check the grinder manufacturer’s removal guidance and have damaged or seized parts assessed before proceeding.

Can I also use the wrench as a hammer or pry bar?

No. Use the matching head or opening for controlled hand-wrench tasks; do not strike or pry with the tool.

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  • Replaced my lost OEM wrenches — fits all my grinders!

    Between my DeWalt, Milwaukee, and Makita angle grinders, I was constantly misplacing the specific factory spanner wrenches. This four-pin design is a lifesaver! The pin spacing engages the lock nut holes securely on every 4-1/2" and 5" grinder I own. I tossed all the scattered factory keys and keep just this one hooked on my tool belt.

    Marcus T

  • The integrated hex cutouts are pure genius!

    What makes this tool stand out from ordinary grinder spanners is the cutouts along the handle. Having built-in hex wrench sizes means you don’t need to climb down the ladder to grab a separate socket or open-ended wrench when adjusting guards or tightening arbor nuts. Incredibly smart, multi-functional design.

    Jason K. 

  • Thick, heavy-duty steel that doesn't bend on stuck nuts

    Cutting wheels often bind and overtighten the arbor nut after heavy use. Flimsy stamped sheet metal wrenches always bend or slip right off. This wrench is forged from thick, rigid steel with solid pins that bite deep into the lock nut. Gave it a good tap with the palm of my hand and broke free a stubborn nut instantly with zero flexing.

    David R.

  • Solid pin engagement with zero slippage or rounded holes

    The machined pins are perfectly cylindrical and tall enough to seat completely into the flange nut holes. They don't cam out or round off the pin holes under high torque, which protects your knuckles from scraping against sharp abrasive discs. Safe, controlled, and dependable.

    Tyler B.

  • Great leverage and comfortable to grip

    The length provides excellent mechanical advantage for stubborn nuts without feeling clumsy in tight spaces. The edges along the handle are deburred smoothly so they don't dig into your palms when applying heavy downward pressure. A noticeable ergonomic upgrade over cheap stock tools.

    Brandon L.

  • Cleaned up my workshop clutter and tool bag

    I do mobile welding and fabrication work out of a service truck, so keeping hand tools minimal is crucial. This combines multiple wrench sizes and universal pin spanner duties into one compact flat profile. Fits flat in a side pouch or hangs neatly from a pegboard hole.

    Kevin P.