3pc HSS Step Drill Bit Set - 38003

Model No.: 6"--28inch

Features: 1.have the large and have high quality and can supply you enough

Model No.: AQ,BQ,NQ,HQ,T Series

Features: 1.Diamond core drill bit
2.Diamond core drill bit for mining,geological exploration
4.Impregnated/surface-set/Electroplated

Model No.: XD

Features: diamond grinding bits
Sharp, more wearable, long life, no fragile when working, can adjust the grit according to customers' re

Model No.: 3010A

Features: 13pcs HSS Twist Drill Set
Roll Gorged

Model No.: 3010A

Features: 21pcs HSS Twist Drill Set
Fully Ground

Model No.:

Features: HSS tool bit
For metal cutting
Type: round

Model No.: DDCB16

Features: Diamond Segments of Core Bits
1.Applicable for reinforced or stone
2.Fast drilling cured concrete
3.Roof top V shape
4.10mm

Model No.:

Features: Masonry core drill bits diamond tools
drill bits diamond core bits sets
Different quality and different finish available.

Model No.: All types

Features: Manufacturer of PDC drill bits for cobble stone in China for many years.

Model No.: All types

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

Model No.: All types

Features: Manufacturer of DTH hammer drill rod in China for many years, which used in geological exploration, oilfield & gas, water well

Model No.: All types

Features: We are leading manufacturer of PDC bits/ PDC drill bits/ PDC oil bits for oil & gas well drilling in China for many years.