3mm 4mm 5mm Carbide Drill Bit For Metal Steel High Hardness Co 11 Percent

Brand Name:KTC
Certification:CCC
Model Number:DB-3D/5D
Minimum Order Quantity:10 pcs
Delivery Time:1-35days
Payment Terms:T/T, L/C,Paypal...
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Location: Changzhou Jiangsu
Address: Xixiashu Industrial Zone,Xinbei District,Changzhou City,Jiangsu Province,China
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3mm 4mm 5mm Carbide Drill Bit For Metal Steel High Hardness Co 11 Percent


tungsten carbide drill bits


Description


During use, these carbide bits are attached to a power drill to generate torque and create the perfect sized hole for whatever the purpose may be. One of the more specialized uses for tungsten bits is PCB manufacturing. Because the drilling requires holes with diameters less than one millimeter, solid carbide bits are used to fit into these holes.
Though tungsten is quite durable, it can be expensive brand new. Luckily, the majority of tungsten products have been recycled for industry use. Tungsten carbide scrap remains a hot commodity within the manufacturing industry because of its multitude of uses and its durability.

Specifications:


Raw MaterialGU20UF/TF200
WC89%
Co11%
TRS>4300N/mm2
Hardness>91.5HRA
A.O.L66mm-153mm
Grain size0.6 μm
UptoHRC55-60
Suitable forvarious grades of steel, non-ferrous metals and other materials

Standard Sizes

Flute Length=3*D
Cutting DiameterShank Diameter* Overall Length
D3-D6D6*66L
D6.1-D8D8*79L
D8.1-D10D10*89L
D10.1-D12D12*102L
D12.1-D14D14*107L
D14.1-D16D16*115L
D16.5-D18D18*123L
D18.5-D20D20*131L
Flute Length=5*D
Cutting DiameterShank Diameter* Overall Length
D3-D3.7D6*66L
D4-D4.65D6*74L
D4.8-D6D6*82L
D6.1-D8D8*91L
D8.1-D10D10*103L
D10.1-D12D12*118L
D12.1-D14D14*124L
D14.1-D16D16*133L
D16.5-D18D18*143L
D18.5-D20D20*153L

China 3mm 4mm 5mm Carbide Drill Bit For Metal Steel High Hardness Co 11 Percent supplier

3mm 4mm 5mm Carbide Drill Bit For Metal Steel High Hardness Co 11 Percent

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