BOLNEY Cone Step Drill Bit 3-12/13 4-12/20/22/32mm Wood Metal Hole Coated Core Hole Drilling Tools 1Pcs (Color : 1Set Spiral)

Gun Drill BitsCone Step Drill Bit 3-12/13 4-12/20/22/32mm Wood Metal Hole Coated Core Hole Drilling Tools 1PcsSee the second picture for detailsSpecification:Material: High speed steel(HSS)Coating: TiCN CoatedShank: Hex shankFlute: Straight/SpiralSize: 3-12mm, 3-13mm, 4-12mm, 4-20mm, 4-22mm, 4-32 mmIdeal For DIY: Tiny Home and General Building / Engineering Using(Without the use of center punch, easy to break, a step drill specifications apply.)Note:Due to the difference between different monitors, the picture may not reflect the actual color of the item.Package Including:1 Set Step Drill Bit

• Gun Drill Bits
• Features:
• 1. This is the HSS Steel Large Step Cone Drill Bit Set Hole Cutter,
• 2. which is made from HSS steel, and with the TiCN coated to reduce friction and heat
• 3. It is very suitable for using to cut holes in a variety of materials including Copper, Wood, PVC, Aluminium, Cast iron, alloy, etc. Fit on Pistol drill, Hand drill, Charging drill, Bench drill. etc