1. The DTH bits are available in various configurations, shapes and designs to ensure the best rate of penetration, good flushing and long service life.
2. The size is from 75mm (3") to 445mm (17 1/2").
3. DTH button bits have different face design, different button shapes, different flushing holes design, different hole openers designs. For type of flat face, convex face, concave face, drop center face, spherical buttons, ballistic buttons, spike buttons, conical buttons, any of designs are available customized according to customers' request.
|No. of Air holes||2|
|Gauge Buttons||8*Φ 14|
|Front Buttons||7*Φ 13|