K10/K20/YG8/YG6/YG15/YG11C/YK20/YK05/YK25 tungsten carbide drill bit for mining granite

Place of Origin:

Hunan, China

Brand Name:

ZZUP

Model Number:

Types

Type:

Countersink Drill Bit

Material:

Tungsten Carbide

Use:

mine drilling

grade:

YK20

content %:

10.5% CO, 89.5% WC

Density:

14.5g/cm3

hardness:

87hra

TRS:

2700MPa

Application:

Mining all kinds of rock,granite

Surface Treatment:

unground,also can ground and poslished as request

sintered treatment:

HIP(Hot Isostatic Pressing)

Recommend Grade:

K10/K20/YG8/YG6/YG15/YG11C/YK20/YK05/YK25