Cobalt Drill Bit - 0.5-13.0mm

Model No.:

Features: Straight shank
HSS twist drill bits

Model No.:

Features: HSS drill, #4241 drill or HSS drill with 5% cobalt or with 8% cobalt, a complete range of specifications with high quality

Model No.:

Features: 25pcs cobalt drill bit set
Material:Hss Co5%
Fully ground from solid material

Model No.: tyhs7

Features: Drilling tools
drill collar, spiral drill collar, integral heavy wall drill pipe, and non-magnetic drill collar,

Model No.: HY577

Features: TCI tricone bit
1.Sizes rang from 3 7/8" to 26"
2.Covers almost all IADC code.
3.Reliable quality and reasonable price

Model No.: taper bit, thread bit, dth bit

Features: mining rock drill bits ,quarrying, mining, cross drilling bits
2 button bit, thread bit, dth bit
3 heat treatme

Model No.: CTY

Features: 1,Drilling tools materials is reasonable, perfect for quality assurance.
2,ISO certificate

Model No.: triconebit-1

Features: 1-Bit API or ISO 9001
2-Bit size 6"-17 1/2"
3-Bit high quality and low price
4-Bit speed fast
5-Bit more inventory

Model No.: FJ117

Features: 1.Specification:8 1/2'' 215.9mm
2.IADC:117
3.material:high manganese steel
4.WOB:0.35~1.05 KN/mm
5.sealing:metal or rubber

Model No.: custom

Features: (Stainless /wear resistance/high temperature-resistance/high precision)

Model No.: Many available type

Features: Our PDC drill bits are used for oil/gas drilling and mining bits. Have the characteristcs of high hardness,durable and effective

Model No.: drill bits

Features: 1. wood drill bits for woodworking drilling machine
2. hss drill bits
3.all sizes available
4. hinge machine/drilling machine