Convex down-the-hole bits for the IR 3.5HD shank. Diameters from 3-3/4 in (95 mm) to 4-1/8 in (105 mm). Hemispherical, semi-ballistic, conical or ballistic carbide.
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Diameter
3-3/4 in (95 mm)
Face
Convex
Carbide
Hemispherical
Button layout
gauge 8 × 1/2 in, front 6 × 1/2 in
Shank
IR 3.5HD
OEM catalogue number
A45331
Shipping estimate
Used with
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