IRWIN Unibit 3/8-in 13-Step Drill Bit Roll-Out Drawer These Pro-Twist drywall screws are

These Pro-Twist drywall screws are used when installing gypsum board to wood studs

Includes: (1) extension

76 Features Adapter(s) included

Metric Sockets

IRWIN Unibit 3/8-in 13-Step Drill Bit Roll-Out Drawer These Pro-Twist drywall screws areSingle fluted cutting edge for greater control and rounder holes Ideal for drilling holes in thin materials such as mild steel, copper, brass, aluminum, Plexiglas, wood and laminates 3 flatted shank won't slip in chuck Speed point tip for fast starting Laser marked sizes won't wear off with use Unibit #3 is engineered with M35 cobalt steel for maximum life when drilling in tough steel Unibit #3 cobalt contains a 3 8 in hex shank and contains 9 hole