Titanium Step Drill Bit Set, High Speed Steel | 3-Piece 4-12mm/4-20mm/4-32mm Set
Description:
Made from HSS steel, with the Titanium coated to reduce friction and heat.
The ladder of its unique structure, a bit can open a variety of specifications of .
Do not need to use the center punch, compared with ordinary twist drill, more .
Deburring, chamfering, elliptic hole enlargement, twist drill, drill, bench drill.
Suitable for using to cut holes in various materials such as steel, brass, wood, , etc.
Specification:
Material: HSS / High Speed Steel
Surface Treatment: Titanium Coated gold
3 Step Drills Dimension:
4-32mm (4,6,8,10,12,14,16,18,20,22,24,26,28,30,32mm) 6.35mm handle
4-20mm (4,6,8,10,12,14,16,18,20mm) 6.35mm handle
4-12mm (4,6,8,10,12mm) 6.35mm handle
Package Includes:
1 Piece Set (3 pieces) HSS Step Drill Bit