The Drill Bit Stepped High Speed Steel 4 22MM Hex Titanium Step Cone Drill Bit Alignment

The drill bit stepped High Speed Steel 4-22MM Hex Titanium Step Cone Drill Bit Alignment drill

Brand Name: Kitbakechen

DIY Supplies: Metalworking

Type: Twist Drill Bit

Material: High Speed Steel

Use: Metal Drilling

Model Number: GJ0094

length: 75mm

Type: Twist Dill

Each step height: 5mm

Drill long: 52mm

Surface treatment: Titanium

Workpiece thickness: under 5 mm

Item Describe:

1. 100%New Brand and High Quality

2. Type: twist drill

3. Material: High Speed Steel

4. Size:4,6,8,10,12,14,16,18,20,22MM

5. Drill long: 52mm

6. Each step height: 5mm

7. Surface treatment: Titanium

Note:
1.. Do not need to use center punch,
compared with the ordinary twist drill is not easy to be broken.
2. Deburring, chamfering, elliptic hole enlargement,
twist drill, the function of them was unable, but it is possible.
3. The use of tools: drill, bench drill.Work while water cooling,
can effectively extend the service life of drill bit,
4.recommend drilling rate of 250-250 RPM.

 

Package include:1 PCS*  Drill Bit