4-22mm HSS Step Drill - 722-0422MHT

Model No.: All types

Features: Manufacturer of PDC arc pillar bit in China for many years. With ISO certificate and controled quality products.

Model No.: All types

Features: Manufacturer of PDC arc pillar drill bits in China for many years. With ISO Certificate

Model No.: All types

Features: Manufacturer of matrix body PDC drill bits in China for many years, which used oilfield & gas, water well etc.

Model No.: All types

Features: We are leading manufacturer of PDC drill bits, PDC coring bits, PDC non-coring bit in China.
ISO certificate & quality control

Model No.: All types

Features: We are leading manufacturer of PDC drill bits, PDC coring bits, PDC non-coring bit in China.
ISO certificate & quality control

Model No.: All types

Features: We are leading manufacturer of PDC drill bits, PDC coring bits, PDC non-coring bit in China.
ISO certificate & quality control

Model No.: All types

Features: We are leading manufacturer PDC arc pillar bit, PDC coring/non-coring bit, PDC oil bit, PDC anchor shank bit, PDC drag bit, etc.

Model No.: All types

Features: We are leading manufacturer PDC arc pillar bit, PDC coring/non-coring bit, PDC oil bit, PDC anchor shank bit, PDC drag bit, etc.

Model No.: All types

Features: We are leading manufacturer PDC arc pillar bit, PDC coring/non-coring bit, PDC oil bit, PDC anchor shank bit, PDC drag bit, etc.

Model No.: GLDH

Features: Diamond Core Drilling Bits for Glass
Drills with Counter-Sink

Model No.: tapered drill bits

Features: tapered button bits/button bits/button bits/ rock drill bits/ drill bits/rock bits/sandvik/atlas copco/tapered drill bits

Model No.: GLDP

Features: Diamond Milling and Router Bits
The Most Common Milling and Router Bits(dia.8~22mm)
cutter with 4 segments