11/16" x 5/16" Shank |Mag-Bit 770.1116| Electrician’s Power Bits | 3 Piece size-4 NAS 907B 135-degree split point

NAS 907B 135-degree split point drills on contact eliminating walking along with requiring less force or push

Available in Green-Pressure Treated color

Phosphate coating protects the fastener from corrosion although it is recommended that they are used for interior use only and not in treated lumber

A30R Premium Grade

Use Zinc plated self-drilling screws for attaching strapping or furring channel to steel joists

11/16" x 5/16" Shank |Mag-Bit 770.1116| Electrician’s Power Bits | 3 Piece size-4 NAS 907B 135-degree split point8 1 2" OAL x 5 1 2" Twist Length For electricians, pipe fitters and plumbers. Double flute construction Self feeding screw point with spur for clean boring Packed in a reusable storage tube Designed to cut through three 2" x 4"s between other studs with a right angle drill. Traditional double twist for fast clearance of chips and two cutting edges. Single spur for clean cut holes. A self feed screw point for fast, effortless boring.