3 Three wings drag drill bit
Negotiable /Piece
Min.Order:3 Pieces
Shaanxi Senwell Import & Export Co., Ltd.
Mining rock drill bits tungsten carbide insert three cone roller bits
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Oil and gas drilling TCI tricone bits/ tricone button bits for sale
4-1/4" tricone inserted tooth drill bits/tricone button tooth drill bits
Size: 2 7/8" to 24"
Thread: 2 3/8, 3 1/2, 4 1/2, 5 1/2, 6 5/8 API Reg. Pin
Drag bit are manufactured from forged high quality alloy steel and premium tungsten carbide insert, plus state of art welding technology and multiple precision heat-treatment to provide highest penetration rate and longest lifespan at roughest condition.