Xiamen Hongfeng Diamond Tools Co., Ltd

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Xiamen Hongfeng Diamond Tools Co., Ltd

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Diamond Core Drill Bits

1. Good for stone brick, reinforcement concrete and asphalt etc.
2. Silver or laser welding segmented type
3. Long Drill, from 400mm-450mm in total length
4. Diameter from 14mm-350mm. Other sizes are available.
5. Connection: 1-1/4 UNC or any other thread.
6. Our Quality has been approved by European & American market for many years.
7. We can offer our clients good after-sale service and professional technical assistance.
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Diameter

(mm)

 Segment L*T*H Segment No.  Working Length Thread
(mm)
Ф14 3.0*10 1 400-450mm 1-1/4UNC
Ф16 3.0*10 1
Ф18 3.0*10 1
Ф20 3.0*10 1
Ф22 3.0*10 1
Ф24 3.0*10 1
Ф25 15*3.0*10 3
Ф28 15*3*10 3
Ф30 15*3*10 3
Ф32 15*3.2*10 4
Ф36 15*3.2*10 4
Ф38 15*3.2*10 5
Ф40 15*3.2*10 5
Ф42 15*3.2*10 5
Ф47 24*3.5*10 4
Ф51 24*3.5*10 5
Ф63 24*3.5*10 6
Ф68 24*3.5*10 6
Ф78 24*3.5*10 7
Ф82 24*3.5*10 7
Ф92 24*3.5*10 8
Ф102 24*3.5*10 9
Ф108 24*3.5*10 9
Ф112 24*3.5*10 9
Ф122 24*4*10 10
Ф127 24*4*10 11
Ф132 24*4*10 11
Ф152 24*4.5*10 12
Ф162 24*4.5*10 12
Ф172 24*4.5*10 12
Ф182 24*4.5*10 13
Ф202 24*4.5*10 15
Ф212 24*4.5*10 16
Ф225 24*4.5*10 16
Ф250 24*4.5*10 16
Ф300 24*5*10 17
Ф350 24*5*10 20

Any specification are available!

Specifications

Diameter

(mm)

 Segment L*T*H Segment No.  Working Length Thread
(mm)
Ф14 3.0*10 1 400-450mm 1-1/4UNC
Ф16 3.0*10 1
Ф18 3.0*10 1
Ф20 3.0*10 1
Ф22 3.0*10 1
Ф24 3.0*10 1
Ф25 15*3.0*10 3
Ф28 15*3*10 3
Ф30 15*3*10 3
Ф32 15*3.2*10 4
Ф36 15*3.2*10 4
Ф38 15*3.2*10 5
Ф40 15*3.2*10 5
Ф42 15*3.2*10 5
Ф47 24*3.5*10 4
Ф51 24*3.5*10 5
Ф63 24*3.5*10 6
Ф68 24*3.5*10 6
Ф78 24*3.5*10 7
Ф82 24*3.5*10 7
Ф92 24*3.5*10 8
Ф102 24*3.5*10 9
Ф108 24*3.5*10 9
Ф112 24*3.5*10 9
Ф122 24*4*10 10
Ф127 24*4*10 11
Ф132 24*4*10 11
Ф152 24*4.5*10 12
Ф162 24*4.5*10 12
Ф172 24*4.5*10 12
Ф182 24*4.5*10 13
Ф202 24*4.5*10 15
Ф212 24*4.5*10 16
Ф225 24*4.5*10 16
Ф250 24*4.5*10 16
Ф300 24*5*10 17
Ф350 24*5*10 20

Any specification are available!

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