437 -3X Large HSS Steel Step Cone Drill Titanium Bit Set Hole Cutter (4-32, 4-20, 4-12mm) "Drill & Bit Accessories" The 4 non-slip bars can

The 4 non-slip bars can swing up and down freely

and it can be storage easily and small package

collapsible

Will be auto-off when water runs out

Easy to use ergonomically designed

437 -3X Large HSS Steel Step Cone Drill Titanium Bit Set Hole Cutter (4-32, 4-20, 4-12mm) "Drill & Bit Accessories" The 4 non-slip bars canNew 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