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Mining rock cross drill bits

    The drill bit is the mine drill bit. Radial abrasion resistance is strong. Adopt high quality hard alloy and steel, can be used with all kinds of drilling and the drilling machine.

Description:

Introduction:

The drill bit is the mine drill bit. Radial abrasion resistance is strong. Adopt high quality hard alloy and steel, can be used with all kinds of drilling and the drilling machine. According to rock condition choose different alloy nameplate. It can be used for granite and marble. It’s not sensitive for limestone whether rock has fissure or is homogeneous. All kinds of rock drill machine can try this kind of drill bit.

 

Features:

1. Using mature technology;

2. Using the quality steel products, alloy as material;

3. With high toughness and high resistance to wear

4. Low cost.

Parameter

Drill Type

Bit diamater (D)

Taper

Whter

Hole

(d) mm

Part on

mm

in

      
Cross

Type Bits

32

1 17/64"

  7°

3

22

S132-722

34

1 11/32"

  7°

3

22

S134-722

36

 1  27/64"  

  7°

3

22

S136-722

38

  1   1/2 "    

  7°

3

22

S138-722

40

1 37/64"

  7°

3

22

S140-722

42

1 21/32"

  7°

3

22

S142-722

43

1 11/16"

  7°

3

22

S143-722

45

1 49/64"

  7°

3

22

S145-722

50

1 31/32"

  7°

3

22

S150-722

55

2   9/50"

  7°

3

22

S155-722

Ps: Special design is available upon your requirement.

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