Brand Name: Craftsman
*Drill Bit Diameter: 0.1
*Material: Steel
*Product Type: Countersink
*Number in Package: 2 pc.
*Usage: For Drilling
*Shank Diameter: 3/16 in.
*Shank Type: Hex Shank
*Packaging Type: Clamshell
*Overall Length: 6 in.
*Great for your everyday jobs            
*Drill, countersink or counter bore then release the locking collar, flip the countersink insert and drive the screw
*Also features built-in hex key for set screws on screwdriver bit, countersink and drill bit