... Diamond 1.High wear ratio 2.Fine appearance and tolerance control Description:Thermal stable polycrystalline diamond, is produced by sintering diamond ... *3,10*2,10*3, etc. Application:Different TSP products with different performances of wear-resistance, toughness, self-sharpening & high-temperature ... on the drill bits for oilfields. Thermal Stable Polycrystalline Diamond with Fine Tolerance Control