Shandong, China
Business Type:
Manufacturer/Factory
Business Range:
Tools & Hardware
Management System Certification:
ISO 9001
OEM/ODM Service
Sample Available

Twist Drill Bit, Drill Bit, Twist Drill manufacturer / supplier in China, offering Cobalt Twist Drill Bit, China Factory Export Super Quality Diamond Saw Blade Disc Wheel for Cutting Marble, Granite, Factory Good Quality Diamond Disc Wheel for Cutting Mable and so on.

Diamond Member Since 2012
Audited Supplier

Cobalt Twist Drill Bit

Get Latest Price
Min. Order / Reference FOB Price
500 Pieces US $0.015/ Piece
Port: Qingdao, China
Production Capacity: 5000000
Payment Terms: L/C, T/T, Western Union, Paypal
Customized: Customized
Length: Jobber-length
Type: Twist Drill Bit
Material: High Speed Steel
Usage: Metal Drilling
Transport Package: Carton

You Might Also Like

Loading...

Basic Info

Trademark
Gold First / OEM
Specification
0.10mm-25mm
Origin
China
HS Code
82075090
Standard: : DIN338, DIN340, DIN1897(straight shank) etc. 
Manufacturing Process: Fully Ground, Milled, Rolled, Edge Ground. 
Material: HSS4241, HSS4341, HSS9341, HSS6542(M2), HSS COBALT(M35 Co5%), HSS COBALT(M42 Co8%). 
Finish: Black finish, White finish, Black & White finish, Tin-coated Finish, Amber / Coffee Finish, Rainbow Color Finish. 
Packing: PVC Pouch, Paper Box, Plastic Box, Plastic tube, Metal Box or as per the customer's requirement. 
Size: 0.15mm-25.0mm
Hardness: 63-68 HRC. 
Point Angle: 118° Or 135° (Split Point are available from 3.0mm)
Application: For drilling steel, cast steel, grey cast iron, malleable iron, sintered metal, low hardness alloyed materials and stainless steel etc.

DIN338 Specification:
OVER LENGTH=OL(mm)      FLUTE LENGTH=FL(mm)      DIAMETER=D(mm)
DOLFLDOLFLDOLFLDOLFL
0.20192.54.0075437.801177511.6014294
0.301934.1075437.901177511.7014294
0.402054.2075438.001177511.8014294
0.502264.3080478.101177511.90151101
0.602474.4080478.201177512.00151101
0.702894.5080478.301177512.10151101
0.8030104.6080478.401177512.20151101
0.9032114.7080478.501177512.30151101
1.0034124.8086528.601258112.40151101
1.1036144.9086528.701258112.50151101
1.2038165.0086528.801258112.60151101
1.3038165.1086528.901258112.70151101
1.4040185.2086529.001258112.80151101
1.5040185.3086529.101258112.90151101
1.6043205.4093579.201258113.00151101
1.7043205.5093579.301258113.10151101
1.8046225.6093579.401258113.20151101
1.9046225.7093579.501258113.30160108
2.0049245.8093579.601338713.40160108
2.1049245.9093579.701338713.50160108
2.2053276.0093579.801338713.60160108
2.3053276.10101639.901338713.70160108
2.4057306.201016310.001338713.80160108
2.5057306.301016310.101338713.90160108
2.6057306.401016310.201338714.00160108
2.7061336.501016310.301338714.25169114
2.8061336.601016310.401338714.50169114
2.9061336.701016310.501338715.00169114
3.0061336.801096910.601338715.50178120
3.1065366.901096910.701429416.00178120
3.2065367.001096910.801429416.50184125
3.3065367.101096910.901429417.00184125
3.4070397.201096911.001429417.50191130
3.5070397.301096911.101429418.00191130
3.6070397.401096911.201429418.50198135
3.7070397.501096911.301429419.00198135
3.8075437.601177511.401429419.50205140
3.9075437.701177511.501429420.00205140


DIN340 Specification:
OVER LENGTH=OL(mm)      FLUTE LENGTH=FL(mm)      DIAMETER=D(mm)
DOLFLDOLFLDOLFLDOLFL
1.0056336.001399111.0019512815.50227149
1.5070456.501489711.5019512816.00227149
2.0085567.0015610211.8019512816.50235154
2.5095627.5015610212.0020513417.00235154
3.00100668.0016510912.5020513417.50241158
3.50112738.5016510913.0020513418.00241158
4.00119789.0017511513.5021414018.50247162
4.50126829.5017511514.0021414019.00247162
5.001328710.0018412114.5022014419.50254166
5.501399110.5018412115.0022014420.00254166



DIN1897 Specification:
OVER LENGTH=OL(mm)      FLUTE LENGTH=FL(mm)      DIAMETER=D(mm)
DOLFLDOLFLDOLFLDOLFL
1.002666.00662811.00954715.5011558
1.503296.50703111.50954716.0011558
2.0038127.00743411.80954716.5011960
2.5043147.50743412.001025117.0011960
3.0046168.00793712.501025117.5012362
3.5052208.50793713.001025118.0012362
4.0055229.00844013.501075418.5012764
4.5058249.50844014.001075419.0012764
5.00622610.00894314.501115619.5013166
5.50662810.50894315.001115620.0013166

Send your message to this supplier

*From:
*To:
avatar Mr. George
*Message:

Enter between 20 to 4,000 characters.

This is not what you are looking for? Post a Sourcing Request Now