- Drive Shank: 1/4 Inch Hex Power Bit Shank
- (5) TCT (Tungsten Carbide Tipped) Countersinks: 5/64 Inchx3/8 Inch, 3/32 Inchx3/8 Inch, 7/64 Inchx3/8 Inch, 1/8 Inchx3/8 Inch & 9/64 Inchx1/2 Inch
- (1) 1/8 Inch Hex Key
TCT (Tungsten Carbide Tipped) countersinks provide superior wear resistance and cut a clean countersink or counterbore even in tough materials. Perfect for laminate countertops, malamine, exotic hardwoods and other tough materials.