Normal segmented diamond core drill Bits(sometimes called diamond hole saws) for drilling stone concrete brick etc., common uses would be small projects such as drilling out sink holes for faucets.

Welding method: silver welded or laser welded.

Dry or wet use(water coolant is much better for drilling performance and working life).

Pipe side diamond vacuum brazed may be available.

Suitable for stand drilling machines or electrical hand-held drillers or CNC machines.

Long steel pipe is available, pipe side diamond vacuum brazed is also available.

Diameter

Segment Size

Pipe Length

Welding Method

Adaptor

20mm (3/4”)

17/12x3x10

4"(100mm)

or

as per demand

Silver Welded

or

Laser Welded

5/8"-11

M14

1/2 Gas

Straight Shank

(Round, Hexagonal, or Taper round)

22mm (7/8”)

17/12x3x10

25mm (1”)

17/12x3x10

29mm (1-1/8")

17/12x3x10

32mm (1-1/4”)

16x3x10

35mm (1-3/8”)

16x3x10

38mm (1-1/2”)

16x3x10

42mm (1-5/8")

16x3x10

45mm (1-3/4”)

16x3x10

50/51mm (2”)

16x3x10

57mm (2-1/4”)

22x3.5x10

60mm (2-3/8”)

22x3.5x10

63mm (2-1/2”)

22x3.5x10

70mm (2-3/4”)

22x3.5x10

76mm (3”)

22x3.5x10

80mm (3-1/8”

22x3.5x10

89mm (3-1/2”)

22x3.5x10

102mm (4”)

22x3.5x10

110mm (4-3/8”)

22x3.5x10

127mm (5”)

24x4x10