Feed screws has a coarse thread for fast boring. Spurs on the outside diameter cut holes clearly and accurately, 7/16 in quick-change impact shank for use in applications such as large diameter holes in wood for pipe, conduit. Each bit is packaged with one hex key and two feed screws.

Product Details

Applicable Materials:Wood

Cutting Direction:Right Hand

Diameter:1-3/4 in

Finish:Black Oxide

Material:Carbon Steel

Number Of Flutes:3

Overall Length:5 in

Point Type:Screw

Quick Change Shank:Yes

Shank Diameter:7/16 in

Shank Type:Hex

Suitable for:7/16 in Impact Drills

Features

• 3X cutting edges extends bit life compared to standard IRWIN self-feed bits
• Features aggressive screw pitch