Insize INSD4-20 4-20mm HSS M2 Straight Flute Step Drill Screwdrivers straight-line mobility under extreme load

straight-line mobility under extreme load

2 x puller hooks

Weight(net): 15kg

The reason to go ball end

Extension Bar: 3/8" Sq Dr

Insize INSD4-20 4-20mm HSS M2 Straight Flute Step Drill Screwdrivers straight-line mobility under extreme loadInsize step drills have multipurpose use. These step drills are designed for drilling and deburring repetitive holes in Aluminium, Brass, Copper, Steel, Plastic, Plexiglas, laminates and many other thin materials. Insize step drills are used by sheet metal workers, auto mechanics, electricians and the serious handyman. Manufactured from premium quality high speed steel with a double fluted ground cutting edge. SPECIFICATIONS: Size: 4 20mm