1/3Pc Professional HSS Steel Large Step Cone Triangular Handle Coated Metal Drill Bit Cut Tool Set Hole Cutter 4-12/20/32mm

1/3Pc Professional HSS Steel Large Step Cone Triangular Handle Coated Metal Drill Bit Cut Tool Set Hole Cutter 4-12/20/32mm

Features:

A set of 3 jobs for all sizes. 2 groove edges for faster, smoother cuts. A triangular handle prevents the collet from slipping. Surface treatment: titanium plating. Ideal for cutting holes in a variety of materials, including steel, brass, wood, plastic, etc. Description: Material: HSS steel. The lengths are 104.5 mm (15 steps), 74 mm (9 steps), and 67 mm (5 steps). The 3 knives have the following dimensions: 4 - 32mm (4mm, 6mm, 8mm, 10mm, 12mm, 14mm, 16mm, 18mm, 20mm, 22mm, 24mm, 26mm, 28mm, 30mm, 32mm). 4 - 20mm (4mm, 6mm, 8mm, 10mm, 12mm, 14mm, 16mm, 18mm, 20mm). 4 - 12 mm (4 mm, 6 mm, 8 mm, 10 mm, 12 mm).