To drill in glass,marble,granite,basalt,diamond,asphalt.
fast,no chip,long life
good price better quality
you can trust me
Port: Shanghai port
Minimum Order Quantity: 30 Piece/Pieces
Supply Ability: 12000 Piece/Pieces per Month
Payment Terms: T/T,Western Union
Contact Supplier
Packaging Detail: cardboard box or as request.
Delivery Detail: ten days
Model No.: all
Features: To protect the exposed diamond grains, the rotary speed of surface-set core bit should be lower than the impregnated core bit
Model No.: SSHS
Features: step drill
Made of high quality high speed steel
Model No.:
Features: DTH rock drill bits
1. different sizes rock drill bits.
2. Flat, concave, convex, drop center
3. MOQ: 1pcs
Model No.: SKH437
Features: well drill bits
1.Specification:9 5-8" 244.5mm
2.IADC:437
3.WOB:0.35--0.95 KN/mm
4.sealing: rubber rings
Model No.: 6 TO 22INCH
Features: 1.tci bit
2.good quality
3.well drilling influence
Model No.: RK5165S-M423
Features: CFD hydraulic balance design results in better bit cleaning and cutting removal.
Model No.: 6'' DF1305
Features: We Obtained API, ISO, CNPC (China National Petroleum Corporation), Sinopec (Sino Petroleum Corp), Patent Certifications.
Model No.:
Features: drill bit
1.High quality
2.Combination price directly from factory.
3.Good quality with competitive price.
Model No.: YT-409
Features: YT-409 Laser-Welded-Diamond-Core-Drill-Bits
Diameter 20/25/32/35/38/40/50/75mm
Hole Size M14/M16/ 5/8-11
Model No.: HFKH
Features: diamond core drill bit
1.For stones core drilling
2.High drill accuracy
3.Fast drilling speed
4.without chipping breakage
Model No.: 13pc HSS Twist Drill Bit Set
Features: 13pc HSS Twist Drill Bit Set is made of HSS
Packed in metal case
Model No.: 5 blades
Features: 1.PDC bit
2.pdc bit matrix double blades
3.size:4-8 blades