China High Carbon Steel Hex Handle Woodworker Flat Drill Bits 28mm, Find details about China Wood Drill, Carbide Drills from High Carbon Steel Hex Handle Woodworker Flat Drill Bits 28mm
Fantastic tool life when drilling composite and metal-stacked materials used in the aerospace industry for manufacturing frames, wingboxes, fuselage, stabilizers (vertical and horizontal wings at the back of an airplane), floor beams, flaps etc.