ITEM NAME:13 Step Spiral Groove Conical Cone Drill 5-35mm Titanium HSS Bit Set Cutter BX.1pcs HSS Spiral Grooved Step Drill Bit 5-35. 1 x 5-35mm Spiral Grooved Drill. Shank:Triangle round handle. Type: 5-35mm(5,7,10,12,15,17,20,22,25,27,30,32,35mm),Shank: 23 x 13mm. Titanium coated to reduce friction and run cooler.
