437 -3X Large HSS Steel Step Cone Drill Titanium Bit Set Hole Cutter (4-32, 4-20, 4-12mm) "Led glass cup" leather and other soft materials

leather and other soft materials only

Compact design for easy handling

Shaving Head Type: Cutting Head made of Stainless Steel

Cove Box Bit: 12

2 mm) Mandrel

437 -3X Large HSS Steel Step Cone Drill Titanium Bit Set Hole Cutter (4-32, 4-20, 4-12mm) "Led glass cup" leather and other soft materialsNew HSS Steel Large Step Cone Drill Titanium Bit Set Hole Cutter, which is made from high quality HSS steel, and with the Titanium coated to reduce friction and heat The 3 cutters come in the following sizes increments of 2mm : 4 32mm ,4 20mm, 4 12mm. 100% brand new and high quality Parameters: 1. Material: high speed steel 2. Specifications: 4 32,4 20,412, hexagonal handle: about 6. 35 mm 0. 25 in 3. Applicable scope: woodworking punch 4. The product