Insize INSD4-12 4mm-12mm M2 HSS Straight Flute Step Drill Scissors 10 of 5/16" x 1

10 of 5/16" x 1

18 and 19mm

Supplied in blow moulded storage case

and heavy mobile equipment

Centre height - 780mm

Insize INSD4-12 4mm-12mm M2 HSS Straight Flute Step Drill Scissors 10 of 5/16" x 1Insize 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 12mm