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Rockmore BR33 DTH bit, convex face (render)
  • Rockmore BR33 DTH bit, convex face (render)
  • Rockmore BR33 DTH bit, convex face (render)

3D render from OEM drawings, not a photograph.
Rockmore BULROC 33 (BR33) / ROK 30LT Convex DTH Bits

Rockmore · DTH bits

Rockmore BULROC 33 (BR33) / ROK 30LT Convex DTH Bits

Part no.
BUL33-90CV-2728

Convex down-the-hole bits for the BULROC 33 (BR33) / ROK 30LT shank. Diameters from 3-1/2 in (90 mm) to 4-1/8 in (105 mm). Hemispherical, ballistic or conical carbide.
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Dimension drawing: Rockmore BULROC 33 (BR33) / ROK 30LT Convex DTH Bits Diameter 3-1/2 in (90 mm). Shank BULROC 33 (BR33), ROK 30LT. Ø 3-1/2 in (90 mm) BULROC 33 (BR33), ROK 30LT shank
Diameter3-1/2 in (90 mm)
FaceConvex
CarbideHemispherical
Button layoutgauge 8 × 15/32 in, front 6 × 15/32 in
ShankBULROC 33 (BR33), ROK 30LT
OEM catalogue numberA45463

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