Place of Origin:Changtu China (Mainland)
Brand Name:Yongshun & Yoson
Type:Steel Sheet Drill
Material:High Speed Steel
Packaging & Delivery
||Wooded, Metal or ABS Box for whole set.
1. CBN Profile Ground
2. Right Hand Cutting
3. HSS 4241, 4341, M2
4. Laser Marking
5. Triangle / Hex / Round Shanks
Most Popular HSS Step Drill Set
Always the 4.0-12.0 / 4.0-22.0 / 4.0-30.0 combination is the most popluar type in the market, especially for DIY tools promotion in supermarket. So for it, we suggest HSS-4241 type.
1. For drilling large holes in thin material and reboring existing holes
2. Steel sheet and stainless steel from 0.1 to 2 mm thick.
3. Non-ferrous metals from 0.1 to 5 mm thick.
4. Plastic up to 10 mm thick.
5. In all rotary and percussion drilling machines
6. In machines for mechanical processing
7. Only for rotary use.
The company was founded in 2010,and our registered capital is 500,000 rmb.The business scope includes Hydraulic, lubrication, heat exchange equipment。