Drilling segments for concrete, granie, asphalt, different types and sizes:
20×5,0×7 R-0 (302mm+)
16×3,0×7 R-20 (35-45 mm)
24×3,5×7 R-25 (46-55 mm)
24×3,5×7 R-30 (57-67 mm)
24×3,5×7 R-40 (72-92 mm)
24×3,5×7 R-50 (92-110 mm)
24×3,7-4,0×7 R-60 (110-142mm)
24×4,1-4,5×7 R-80 (142-200 mm)
24×4,6×7 R-125 (210-302 mm)
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