Professional Step 10-45mm Conical Cone Drill Bit Taper Straight

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• The ladder of its unique structure, a bit can open a variety of specifications of aperture.
• Do not need to use center punch, compared with twist drill is not easy to be broken.
• Deburring, chamfering, elliptic hole enlargement, twist drill, the function of them was unable, but it is possible.
• he use of tools: drill, bench drill.Work while water cooling, can effectively extend the service life of drill bit,
• Surface treatment: Titanium coating
• Size: 10-45mm (10,15,20,25,30,35,40,45mm)
• Material:High speed steel HSS steel

• 1x Titanium Step Drill

Drill Bit ; Cone Drill Bits ; HSS Steel Bits; Hole ; 10-45mm Drill Bit