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Rockmore R28 B3 Design Bits

Rockmore · Top hammer bits

Rockmore R28 B3 Design Bits

Part no.
R28-45B3-975

B3 design bits for R28 drill strings. Diameters from 1-3/4 in (45 mm) to 2 in (51 mm). Hemispherical or semi-ballistic carbide.
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Dimension drawing: Rockmore R28 B3 Design Bits Thread R28 (female). Diameter 1-3/4 in (45 mm). Ø 1-3/4 in (45 mm) R28
ThreadR28
Diameter1-3/4 in (45 mm)
FaceB3 design
CarbideHemispherical
Button layoutgauge 6 × 11/32 in, front 3 × 5/16 in
Flushing holes2 front
OEM catalogue numberA44564

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