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Diamond Core Bits for Stone Column item ID: STDE





Size:

Bit diameter (mm) size of tube
(outside dia. x inside dia.)
size of segment
(length x thickness x height)
Number of segments
100 98x92 25x5.0x10 10
200 198x191 25x5.5x10 20
300 298x290 25x6.0x10 30
400 398x389 25x6.5x10 40
500 498x488 25x7.0x10 50
600 598x587 25x7.5x10 60
700 698x686 25x8.0x10 70
800 798x785 25x8.5x10 80
900 898x884 25x9.0x10 90
1000 998x983 25x9.5x10 100
Bit length: 1,200mm

Technical specs:
1 - Drilling speed: 1m/hour
2 - Drilling life: granite: 100m/piece; marble: 400~500m/piece
3 - Working RPM: 200~600 r/min
4 - Cooling condition: coolant

Update: Aug. 24, 2007


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