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Quick Details

Use: Coal Mining
Processing Type: Casting
Material: Carbide
Machine Type: Drilling Tool
Type: Drill Bit
Place of Origin: China (Mainland)

Specifications

· 1. Surface set diamond Bit is produced from a single layer of natural diamond setting on the surface of bit crown with hard matrix.

 2.Surface set diamond bit is mainly recommended for drilling soft to hard formations. Generally speaking, surface set diamond Bit can provide satisfying penetration rate.

3.to choose a right surface set for the formations drilled, we need at Least consider the following aspects: diamond size, diamond grade, profile Design

Specification

bit

Reaming shell

O.D(mm)

I.D(mm)

OD(mm)

AC

47.6

27

48

BC

59.6

36.4

60

NC

75.3

47.6

75.7

HC

95.5

63.5

95.8

PC

122.2

85

122.7

TNW

75.3

60.5

75.6

NMLC

75.3

52

75.6

HMLC

98

63.5

98.6

S75

75.3

49

75.6

S95

95.3

64

95.6

S110

114.3

80

114.7

S130

133.3

100

114.7

surface set diamond core bits