Gold Member Since 2007
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DANYANG DAMING TOOLS CO., LTD.

Drill Bit Set, 25 Drill Set, Twist Drill Set manufacturer / supplier in China, offering High Quality 170 PCS HSS Twist Cobalt Drill Bit Set, DIN338 HSS Fully Forged Black-Oxided Twist Drill Bits, DIN338 HSS Fully Ground Amber Finish Cobalt Drill Bits and so on.

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Supplier Homepage Product HSS Twist Drill Bits HSS Straight Shank Twist Drill High Quality 170 PCS HSS Twist Cobalt Drill Bit Set

High Quality 170 PCS HSS Twist Cobalt Drill Bit Set

FOB Price: US $0.0014-10 / Piece
Min. Order: 1 Piece
Min. Order FOB Price
1 Piece US $0.0014-10/ Piece
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Production Capacity: 100000PCS Per Month
Transport Package: 5/10 Pieces in PVC Bag, PVC Box
Payment Terms: L/C, T/T, Western Union

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Basic Info
  • Model NO.: DM4-TS002
  • Material: High Speed Steel
  • Size: 0.5-20mm
  • Sharpening: 118&135 Degree Point
  • Surface Finish: Black,White,Rainbow,Coffee Color
  • Shank: Straight Shank Drills
  • Specification: 0.5-20mm
  • HS Code: 8207509000
  • Type: Twist Drill Bit
  • Usage: Metal Drilling, Metal Drilling
  • Hardness: HRC61-66
  • Process: Fully Ground
  • Flute: N or Va
  • Trademark: DM
  • Origin: Danyang City, Jiangsu Province, China
Product Description

Product Information

Drill bits are cutting tools used to create cylindrical holes, almost always of circular cross-section. Bits are held in a tool called a drill, which rotates them and provides torque and axial force to create the hole. Specialized bits are also available for non-cylindrical-shaped holes.
HSS drill Standard: : DIN 338 (jobber series),DIN 340 (long series),DIN 1897 (stub series)
Manufacturing Process: Fully Ground, Milled, Rolled, Edge Ground.
Material: HSS4241, HSS4341, HSS6542(M2), HSS Cobalt 5% (M35 Co5%)
Surface: Black finish, Bright finish, Black & Bright 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: 1mm-30.0mm
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

Detailed Specification
HSS Drill Bits
ManufacturingSurface FinishSharpening
WhiteBlackB&WTin CoatedAmberBlack&Gold118°135°S.P.Turto Max118°S.PWeb Thinning
Rolled Forged
 

 

 

 

 

 
Rolled Polished
 

 

 
Fully Ground
 
Milled
 

 

 

 
StandardsDIN338,DIN1897,DIN340,DIN1869,DIN345,DIN333
Jobber length,ScrewMachine Length,Taper length,Aircraft Extension
MaterialHSS4241,HSS4341,HSS6542(M2),HSS CO5%(M35),HSS CO8%(M42)
ShankStraight shank(Parallel shank), Reduced Shank, hex shank,1/4″Quick change shank,3Flats shank,1/2"shank,3/8"shank
Helix AngleType N,Type W,Type H
RotatingRight Hand,Left Hand
FluteNormal,parabolic

HSS GRADE HRC(Rockwell Hardness)
Mo2Cr4Vsi--424160-62
Mo3Cr4Vsi--434162-65
Mo3Cr4V---934163-66
Mo5Cr4V2-6542/M263-66
Mo5Cr4V2Co5-M3564-67 HSS Co5%

Packing Information
A. Plastic pipe packing
B. Metal displaybox packing
C. Plastic tube packing
D. Plastic displaybox packing
E. 1pc / PVC bag,then 1pc / inner paper box
F.  Grey metal displaybox packing
G.  Metal box for drill bits set packing
H.  Wooden box for drill set packing
J.5/10 pieces packind in PVC bag, then in white paper box, then in carton

Shipping
1. TNT/FedEx/DHL/UPS for samples or under 45KG weight goods , Door to Door.
2. By Air or by Sea for batch goods,from airport(seaport) to airport(seaport).
3. Customers specifying freight forwarders or not.
4. Production Time: 3- 7days for samples; 2-3.5 weeks for batch goods

Our company

1) We're a direct manufacturer and 100% export to worldwide(USA, Isrel, Jordan, Iran, Thailand,Duabai, South Africa, Kenya, Egypt, Australia, UK, Spain, Brazil, etc)
2) We have around 15 years producing experience.
3) Our drill product:HSS drill bits, masonry drill, SDS drill,glass&tile drill, step drill, wood flat drill, wood auger bit, wood brad drill, center drill, left hand drill, drill set etc.
4) Above 95% customers will place a formal order after testing the samples.

More information about our products, welcome to visit :http://en.dmcraftools.com/




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