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Brunner & Lay R32 button bit, crown, 6 gauge + 2 centre buttons, 2 front flushing holes (render)
  • Brunner & Lay R32 button bit, crown, 6 gauge + 2 centre buttons, 2 front flushing holes (render)
  • Brunner & Lay R32 button bit, crown, 6 gauge + 2 centre buttons, 2 front flushing holes (render)

3D render from OEM drawings, not a photograph.
Brunner & Lay R32 Crown Bits

Brunner & Lay · Top hammer bits

Brunner & Lay R32 Crown Bits

Part no.
S1712P0

Crown bits for R32 drill strings. A crown face penetrates fast in softer rock. Diameters from 1-3/4 in (45 mm) to 2 in (51 mm). Hemispherical carbide.
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Dimension drawing: Brunner & Lay R32 Crown Bits Thread R32 (female). Diameter 1-3/4 in (45 mm). Ø 1-3/4 in (45 mm) R32
ThreadR32
Diameter1-3/4 in (45 mm)
FaceCrown
CarbideHemispherical
Button layoutgauge 6 × 23/64 in, centre 2 × 32/64 in
Flushing holes2 × 15/64 in front
Weight1.5 lb (1.5 lb)

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