Grinders
Angle, Die, and Bench Grinders
Grinders cover more ground than any other metalworking tool: cutting, grinding welds, removing rust, and sharpening. This collection mixes cordless, corded, air, and bench models. Cordless angle grinders run on Milwaukee M18 FUEL, DeWALT 20V MAX and FLEXVOLT, Makita 18V LXT and 40V max XGT, Bosch 18V, and Festool 18V. Corded angle grinders come from Milwaukee, DeWALT, Makita, and Bosch in 4 in. to 9 in. sizes. Die grinders include M12 FUEL, DeWALT ATOMIC, and Makita 1/4 in. models. Bench grinders come from JET, Rikon, DeWALT, and SKIL.
What to Look For
- Grinder type. Angle grinders handle cutting and surface work. Die grinders reach into holes and tight spots. Bench grinders sharpen and shape at a fixed station.
- Corded or cordless. Corded models suit long sessions at the bench. Cordless frees you on site and on ladders.
- Wheel size. Most work happens at 4-1/2 in. to 6 in. Large 7 in. and 9 in. grinders cut pipe and heavy plate.
- Wheel system. X-LOCK grinders from Makita and Bosch change wheels without a wrench.
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Grinders FAQ
Why buy a slow speed bench grinder?
Lower wheel speed, like the 1750 RPM Rikon 80-805, builds less heat at the edge. That protects the temper on chisels, plane irons, and turning tools while you sharpen.
What does AC/DC mean on a corded Makita grinder?
Makita models such as the GA7021 and 9557PB are listed with an AC/DC switch, which lets the motor run on direct current as well as standard AC. Most users simply plug into a standard outlet.

