Irwin 8-Piece Wood Countersink Bit Set Terminal Block Miticide & Nematicide

Miticide & Nematicide

Heavy duty return spring allows easier operation

Directs air conditioned air up for improved cooling in summer

aluminum blade

Irwin 8-Piece Wood Countersink Bit Set Terminal Block Miticide & NematicideReplacement tapered drill bits with widened flutes for drilling fast, clean pilot holes. Adjustable 4 cutter counterbore cuts and clears chips quicker for fast, smooth countersink or counterbore drilling. Attaches and adjusts with 2 hex screws. Counterbore attaches to flat on shank for a more secure fit. Adjustable stop collar attaches to counterbore for controlling countersink depth. 1 4' hex quick change shank reduces slipping in standard chucks and