Irwin Wood Countersink

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 is compatible with impact drivers.

No. 1882630: Bit Diameter: #4 - 1/8 In., Shank Type: 1/4 In. Hex, For Use With: Wood, Individual/Set: Individual, Pkg Qty: 1, Package Type: Card
No. 1882781: Bit Diameter: #6 - 9/64 In., Shank Type: 1/4 In. Hex, For Use With: Wood, Individual/Set: Individual, Pkg Qty: 1, Package Type: Card
No. 1882782: Bit Diameter: #8 - 11/64 In., Shank Type: 1/4 In. Hex, For Use With: Wood, Individual/Set: Individual, Pkg Qty: 1, Package Type: Card
No. 1882783: Bit Diameter: #10 - 3/16 In., Shank Type: 1/4 In. Hex, For Use With: Wood, Individual/Set: Individual, Pkg Qty: 1, Package Type: Card
No. 1882784: Bit Diameter: #12 - 7/32 In., Shank Type: 1/4 In. Hex, For Use With: Wood, Individual/Set: Individual, Pkg Qty: 1, Package Type: Card
No. 1882785: Bit Diameter: #14 - 15/64 In., Shank Type: 1/4 In. Hex, For Use With: Wood, Individual/Set: Individual, Pkg Qty: 1, Package Type: Card