Irwin 12 In. x 1/4 In. Drill Bit Extension Brand_Stanley Tool 4/6 Variable pitch teeth for

4/6 Variable pitch teeth for reduced noise and improved performance

High strength polycarbonate window and crown protector are ideal for projects that include grinding

1 Wrench Tightening System

Four-position orbital cutting provides versatility for application specific cutting

It is made of 0

Irwin 12 In. x 1/4 In. Drill Bit Extension Brand_Stanley Tool 4/6 Variable pitch teeth forLock 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.