Straight Shank Twist Drill bits,DIN Drill bit

Model No.:

Features: 1. high quality and best price
2.size:3 3/4"(95.2)-7 1/2"(190.5)
3.application: soft formation and soft to medium formations

Model No.: HY130096

Features: steel tooth Tricone bit
1.for soft to medium hard formation
2.reliable bearing system for well drilling
3.API,ISO certificate

Model No.: HSDB1001127

Features: wet drill bit for concrete
1.ICQ inspection & ISO9001/2000
2.approved UKAS certification
3.Drilling Length450mm-500mm

Model No.: YG

Features: mining drilling bits
it is a coal-mining tool,it 's hardness is definitely meet your requirements.

Model No.:

Features: Electroplated Core Drill bit
Feature:Electroplate
Use for marble
Smooth cutting surface,high cutting speed.

Model No.:

Features: Reamer
Reamer made of super micro-grain solide carbide .

Model No.: XD

Features: diamond milling cutter
Sharp, more wearable, long life, no fragile
can adjust the grit according to customers' request

Model No.:

Features: Product Description
114-117,
Soft Formation Tooth Bits
The 114-117 bits are used to drill low-compressive strength, soft form

Model No.: any model

Features: 1) Certified by ISO9001&API
2) Fast drilling rate
3) Strong cutting structure durability
4) Different sizes are available

Model No.: all types

Features: 1)5 blades
2)8 1/2''
3)quality guarantee
4)Long-term and trusty supplier
5)Considerate after sales service

Model No.: 9 1/2 ZB1966

Features: high quality best price ,delivery on time. all IADC code. Certified by API.

Model No.: All types

Features: OEM diamond core bit
impregnated/surface-set diamond core bit
ISO9001 diamond core bit
diamond bit good feedback
NQ,HQ bit