Product description:

Product name: 4 Flute high performance Brad point boring drill bits  wood working

1. Dimensionally accurate, durable and reliable performance

2. High quality with competitive price

 Main Advantages :

 1: Used for CNC and drill rig machining.
2: speed:4500-8000(r/mm)
3: Feed speed:2-8(m/mm)

4:effective chip removing and avoid over-burning

5:Various types, can be made as client's request

 Specifications:

Chengdu Bangpu Alloy Material CO.,LTD is professional manufacturer and exporter of tungsten carbide inserts, turning inserts and woodworking tools for 12 years

Your special requirements are still welcome here.