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Rock pilot bit
Four-start pilot bit square plug 100 x 100 mm with 4 round shank chisels RSC47 equipped.
CCFA drill starter (double rotary drilling)
Diameter - 520 - 770 mm
520 - 770 mm
Type - Heavy duty
Heavy duty
Connector - octagonal - 175 mm Spanner width
octagonal - 175 mm Spanner width
Effective length - 1,500 mm
1,500 mm
No. of cutters - double-start
double-start
Pilot - Round shank chisel
Round shank chisel
Casing - cased
cased
Range of application - Very densely compacted sand and gravel, as well as rock
Very densely compacted sand and gravel, as well as rock
Equipment - Cutters and flights are provided with wear protection.
Cutters and flights are provided with wear protection.
Diameter - 420 mm
420 mm
Connector - octagonal - 150 mm Spanner width
octagonal - 150 mm Spanner width
Effective length - 1,000 mm
1,000 mm
Effective length - 2,000 mm
2,000 mm