5xd/3xd Tungsten Carbide Twist Drilling Bits

With thorough understanding of the relevant industry, we are indulged in trading and supplying a superior quality collection of 5xd/3xd Tungsten Carbide Twist Drilling Bits in Zhuzhou, Hunan, China.We manufacture a wide range of Industrial Drill Bits that are widely used to make a hole in any material.
Rang of application: Side face, step shoulder, straight slot
Item: 35, 45, 30 degree spiral angle, D range: D12-0.20 12<-0.030
. Working hardness: HRC45-65
. Materials: YG25 100% Raw Material
. Composition: 89% Carbide, 10% Co, 1% other material
. Micro grain: 0.4um
. Hardness of Rod Material (HRA): 91-93
. Bending strength: 2500-2800
. Types: Square/ball nose/radius/ single flute carbide square end mill
. Flute No.: 2&flutes
. Free Service: OEM
. Applications: Good wear resistance, suitable for alloy, cast iron, copper, common mould steel