7/16" Dia. x 1" Depth Cyclone Premium Grade Cutter Drill Chucks These electrostatic charges can build

These electrostatic charges can build over time and they will be dissipated via the point of the protruding screws that are connected to the conductive tape

Adjustable ball bearing guides

A peg that fits into any 3/4"-diameter hole holds the clamp in place

Required Blade Body Thickness: > ⅛″

7/16" Dia. x 1" Depth Cyclone Premium Grade Cutter Drill Chucks These electrostatic charges can buildEvolution CC437 7 16 In. Width X 1 In. Depth Annular HSS Cutter With 3 4 Inch Weldon Shank And Pilot Pin Included. Evolution offers a full range of annular cutters, for use with magnetic drills. Evolution's Annular cutters save time and energy when compared to twist drills. By only cutting the periphery of the hole, annular cutters produce a reamed, finished, burr free hole.