• Vacuum brazed diamond drill bit
  • brazed diamond core dirll bit
  • core drill bit
  • diamond drilling tools

Vacuum brazed diamond core bits

Product features:

1. It has Excellent cutting speed with a longer cutting life compared to electroplated core bits;
2. It is Better for drilling marble and limestone, can be used on granite, tiles, porcelain, concrete and more;
3. It Could be used wet or dry with the design of easier core removal when stuck.

Vacuum brazed diamond core bits

Product Specification


Diameter(Inch/mm) Segment Height(mm) Total Length(mm) Connection
1/4"/6.3 10mm 60(working 35mm) shank/M14/5-8"-11/G/1/2"
3/8"/9.5 10mm 60(working 35mm) shank/M14/5-8"-11/G/1/2"
1/2"/12.7 10mm 60(working 35mm) shank/M14/5-8"-11/G/1/2"
5/8"/15.9 10mm 60(working 35mm) shank/M14/5-8"-11/G/1/2"
3/4"/19.0 10mm 60(working 35mm) shank/M14/5-8"-11/G/1/2"
1"/25.0 15 60-62 shank/M14/5-8"-11/G/1/2"
1-1/8"/29.0 15 60-62 shank/M14/5-8"-11/G/1/2"
1-1/4"/32.0 15 60-62 shank/M14/5-8"-11/G/1/2"
1-3/8"/35.0 15 60-62 shank/M14/5-8"-11/G/1/2"
1-1/2"/38.0 15 60-62 shank/M14/5-8"-11/G/1/2"
1-5/8"/41.0 15 60-62 shank/M14/5-8"-11/G/1/2"
1-3/4"/45.0 15 60-62 shank/M14/5-8"-11/G/1/2"
2"/51.0 15 60-62 shank/M14/5-8"-11/G/1/2"
2-1/4"/57.0 15 60-62 shank/M14/5-8"-11/G/1/2"
2-1/2"/63.0 15 60-62 shank/M14/5-8"-11/G/1/2"
2-3/4"/70.0 15 60-62 shank/M14/5-8"-11/G/1/2"
3"/76.0 15 60-62 shank/M14/5-8"-11/G/1/2"
3-1/2"/90.0 15 60-62 shank/M14/5-8"-11/G/1/2"
4"/100 15 60-62 shank/M14/5-8"-11/G/1/2"

Other specifications on request available.

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