4 - 42mm Step Cone Drill 14 Steps Hole Cutter HSS 4341 Titanium Finish Reamer 4pk

A set of 4 step drills / stepped cone cutters.

Cuts a perfectly round hole in sheet metal.

Covers sizes;

Small Drill; 4mm, 6mm, 8mm, 10mm and 12mm.

Medium Drill; 4mm, 6mm, 8mm, 10mm, 12mm, 14mm, 16mm, 18mm and 20mm.

Large Drill; 4mm, 6mm, 8mm, 10mm, 12mm, 14mm, 16mm, 18mm, 20mm, 22mm, 24mm, 26mm, 28mm, 30mm and 32mm.

Extra Large Drill; 4mm, 6mm, 9mm, 12mm, 15mm, 18mm, 21mm, 24mm, 27mm, 30mm, 33mm, 36mm, 39mm, 42mm

Double fluted design for speed and accuracy.

Ideal for thin metals such as steel aluminium, copper, fibreglass and PVC etc...