Drilling Tools

Carbide Twist Drill Bits with Coolant Hole

Zhenjiang Scharp Machinery Tools Co., Ltd.
  • Customized:Customized
  • Standard:DIN, JIS, AISI
  • Length:Jobber-length
  • Type:Twist Drill Bit
  • Material:Tungsten Carbide
  • Usage:Metal Drilling

Base Info

  • Model NO.:metric and inch
  • Size:0.5mm to 20mm
  • Work Type:External Work
  • Transport Package:Plastic Box
  • Specification:0.5mm to 20mm
  • Trademark:stc
  • Origin:Zhenjiang
  • HS Code:82075090
  • Production Capacity:100000PCS,Year

Description

Basic Info.

Model NO. metric and inch Size 0.5mm to 20mm Work Type External Work Transport Package Plastic Box Specification 0.5mm to 20mm Trademark stc Origin Zhenjiang HS Code 82075090 Production Capacity 100000PCS/Year

Product Description

Our solid carbide drill bits are made from high quality carbide  by Germany or Italy machinery  machineries.
Hardness 90-91hra. 

kinds of coating avialable on request.

DIN, JIS,ISO, GOST available on request.


GOST 17275
 
dlL dlL dlL dlL
32455 5.54075 85295 10.260105
3.22455 5.84075 8.25295 10.560105
3.52860 64075 8.55295 10.865110
3.83063 6.24280 8.855100 1165110
43063 6.54280 955100 11.265110
4.23063 6.84585 9.255100 11.565110
4.53265 74585 9.560105 11.865110
4.83670 7.24585 9.860105 1270120
53670 7.54585 1060105    
5.23670 7.85295        
               

Carbide Twist Drill Bits with Coolant HoleCarbide Twist Drill Bits with Coolant HoleCarbide Twist Drill Bits with Coolant HoleCarbide Twist Drill Bits with Coolant Hole