Cangzhou Great Drill Bit Co., Ltd

"Specifications API 8 1/2"" 6 Blades New PDC Diamond Bits 1-API or ISO 9001:2008 2-Delivery Date: In 7 days 3-Delivery term: By sea

"new pdc bits 1. ISO 9001:2008 2. Spiral blades 3. Anti-balling coating 4. Soft to hard formation"

"Specifications 1.OEM pdc bit, dimaond core bit, tricone bits 2.long using life&ISO certificate drill bit 3.impregnated&surface set diamond b

"Matrix PDC Bits 1.Specialized in pdc bit 2.Cover all IADC code of pdc bit 3.PDC bit sizes available"

"Specifications 1-Bit API or ISO 2-Bit size 17 1/2"" 3-Bit rubber seal bearing 4-Bit 8000$/pcs 17% tax 5-Bit IADC code 517-637

1.Good quality, reasonable price 2.ISO, API SGS certified 3.Can be customized. 4.Delivery on time. "1) Material: 15CrNi4MO 2) Rubber/metal

1-API or ISO 9001:2008 2-Delivery Date: In 7 work days 3-Delivery term: By air or sea 4-MOQ: one piece 5-Brand new 6-IADC: 517 7-Packing: Wooden

tricone bit for water well drilling 1.API&ISO 2.High Level Deep Well 3.Sizes 3"-26" 4.Sealed journal bearing

API 3 Wings Alloy Steel Drag Bit/Stepped Drag Bit/Tungsten Carbide Drag Bits 1-MOQ: 10 units 2-Size: 3"-17" 3-Ship by sea

1-API or ISO 9001:2008 2-Delivery Date: In 7 work days 3-Delivery term: By air or by sea 4-MOQ: 10 units 5-Brand new 6-Size: 3-17 7-Packing: Woo