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Solid Carbide Inner Coolant Hole Deep Twist Drill (Bit) Can Dig 8000 Holes

Price $3.40
Min Order 5 Pieces
Availability In Stock
Shipping From Jiangsu, China
Popularity 499 people viewed
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Model NO.:
Carbide Twist Drill Bit
Customized:
Customized
Standard:
China
Length:
Taper-length
Type:
Twist Drill Bit
Material:
Tungsten Carbide
Usage:
Wood Drilling, Well Drilling, Metal Drilling
Over All Length:
38-330mm
Precision:
0.005~-0.01mm
Transport Packing:
Each Piece with Plastic Box in Carton
Flute Diameter:
0.3-40mm
HRC:
45/55/60/65HRC
Controlling Mode:
CNC Tooling System
Finish Surface:
Plain Surface, The Side, Socket
Trademark:
WEIYU
Transport Package:
Carton Packing
Specification:
Multiple specifications
Origin:
China
HS Code:
8207709000
Product Description

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Products Detail
High Hardness Tungsten Carbide Twist Drill Bits
Workpiece MaterialCarbon steel/alloy steel/mold steel/cast steel
Model NameD1-D20 carbide spot drills HRC55
SampleYesAngle60°/90°/120°
StockYesRaw MaterialYes
OEM/ODMYesGrain of Powder0.5μm
olerance±0.005Delivery Time3~5 days
PricecompetitiveCoating EquipmentPlatit
HardnessHRC55-58Coating ColorAlCrSiN (Bronzed color)
 
Coating Classifying and Advantage
ItemCoating TypeAlTinTialnTiSinNaco
CharacteristicHardness(HV)32002800360042(GPA)
Thickness(UM)2.5-32.5-333
Oxidation Temp.(ºC)90080010001200
Friction Coefficient0.30.30.450.4
ColorBlackVioletCopperBlue




Products Function
1.HRC: HRC45 HRC55 HRC58 HRC60 HRC65
2.Coated: AlTiN, TiAlN, TiAISI,TiSiN, TiN, DLC,Nano, Diamond
3.Could be used for the processing of copper, cast iron, carbon steel, mould steel, stainless steel, titanium alloy, tool steel, and heat-treated steel
 
Products Features
1. Special Cutting Edge: Special cutting edge can increase the cutting ability. The lifetime of tools and machines will be longer.
2. Smooth and Wide Flute: Smooth and wide flute will remove the cuttings more easily.
3. Heat-resistant Coating: With highly heat-resistant HELICA coating, can be used for high-speed processing.
4. Bronze Coating: Under bronze coating, any abrasion is easy to be recognized.
5. High Quality Raw Material: The raw material is used of high toughness, grain-sized carbon tungsten.
6. Polished Surface Treatment: With high polished surface treatment, reduce the friction coefficient could be reduced, the lathe efficiency could be improved, more production time could be saved.

Equipment & Control System
1. Imported production equipment
2 sets "Walter HP" from Germany, specializing in manufacture large diameter tools;
1 set "Walter Micro"from Germany,specializing in manufacture Micro diameter tools;
2 sets Schutte Wu 305 Linear from German;
2 sets Star PTG6 from USA;
2 sets "Rollomatic GrindSmart628XS" high precision grinding machine from Switzerland;
1 set Rollomatic NP5 from Switzerland.

2. Imported inspection equipment
1 set URMA digiset 3 tool measuring equipment from Switzerland;
2 sets PG 1000 tool measuring equipment testing the point of drill bit from USA;
1 set Mitutoyo Laser Scan Micrometer Equipment.

3. Strict quality control
Strict quality control process covers every step of production from the raw materials to the finished product, and provide strict quality warranty.




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