Irwin 6 In. x 1/4 In. Drill Bit Extension Brand_Repla K Narrow kerf edge removes less

Narrow kerf edge removes less material for faster cutting

Used to tape and seal joints and seams of fibrous duct boards

1/8" Shank

Primary applications include framing

It is up to 5 times more efficient than the standard cartridge filter

Irwin 6 In. x 1/4 In. Drill Bit Extension Brand_Repla K Narrow kerf edge removes lessLock n Load quick change extension. Recommended for all 1 4' grooved hex shank drill and spade bits requiring extra reach. 1 4' shank. Slide back sleeve to release. Internal hex drive eliminates slippage. Simply load product in chuck until product locks. Follows 11 16' and larger bits through hole. Carbon steel construction sleeve and body fur durability and life.