Irwin #8 - 11/64 In. Wood Countersink Drill Bit such as slotted surfaces

such as slotted surfaces

ideal for rough or fine finishing

Use when air supply lines come directly from the compressor with no other valve in the line

Universal accessory slots accepts virtually any competitors' accessories

Irwin #8 - 11/64 In. Wood Countersink Drill Bit such as slotted surfacesReplacement 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