Insize INSD4-20 4-20mm HSS M2 Straight Flute Step Drill Woodworking AuzGrip Auzdrive socket technology

AuzGrip Auzdrive socket technology

Grip Chucks permit use on a wide range of high accuracy drilling machines

Single handed operation

is for greater mobility on the job

8pt 3-3/8”(86mm)

Insize INSD4-20 4-20mm HSS M2 Straight Flute Step Drill Woodworking AuzGrip Auzdrive socket technologyInsize 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