Crown Shapes

Semi-Round  Semi-Round Even diamond distribution in the bit face, suitable for drilling medium-hard and hard rocks. Or a little broken and loose formations.
Flat  Flat For impregnated diamond bit only, suitable for drilling hard abrasive rocks.
Bottom Discharge Design  Bottom Discharge Design Suitable for drilling sedmentary or metamorphic formations containing more power mineralw with high Core recovery percentage, and no excessive core washout.
Stepped  Stepped Suitable for drilling medium-hard, broken or interbedded formations, hole deviation can be prevented.
Serrate Profile  Serrate Profile Suitable for drilling hard dense formations with high penetration rate.
Gear Type  Gear Type Suitable for very hard, dense stones, drilling quickly and good effect.