Irwin 3046009 Drill Bit, 1-3/4 in Dia, 5 in OAL, 3-Flute, 7/16 in Dia Shank, Hex Shank tools--07-20-26 low spatter and easy slag

low spatter and easy slag removal

chisel or screwdriver - ideal for intricate soldering applications

preparation

masonry or unglazed ceramic

Constructed of high-grade heat-treated alloy steel for maximum toughness and durability with hardened teeth are made to grip from any angle

Irwin 3046009 Drill Bit, 1-3/4 in Dia, 5 in OAL, 3-Flute, 7/16 in Dia Shank, Hex Shank tools--07-20-26 low spatter and easy slagFeed 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. 3X cutting edges extends bit life compared to standard IRWIN self feed bits Features aggressive screw pitch