Features: 

1. Name: HSS stepped drill bits
3. Uses: Iron, Aluminum, carbon steel
4. Equipment: Pistol drill, bench drill

5. HSS CO / M35: Suit for 5mm below iron, aluminum, steel and stainless steel plate below 1mm
6. HSS4241: Suit for hardness below 25 workpiece, such as iron, aluminum, PV board and insulating plate.
7. HSS6542: Suit for hardness below 25 workpiece, such as steel, metal plate, copper board and thickness below 5mm.

Environment:

Size:

Work Shop

Warehouse

1.  On receiving Inquiries or any other messages from customers, we'll reply in a very short time. We're on line for customers for a very long time every day;

2.  We supply our customer brand new and high quality products with good price;

3.  After receiving payment, we'll deliver products with well and proper packaging after a short delivery lead time. We'll supply necessary technical advice if required;

4.  We promise to give all our customers perfect after-sales services.