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Supplier Homepage > Products > 9 1/2" IADC537 TC open bearing various size insert drill bits
9 1/2" IADC537 TC open bearing various size insert drill bits
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product: view count: 1419 1/2" IADC537 TC open bearing various size insert drill bits 
unit price: Negotiable
min amount:
amount:
period for delivery: Consignment Deadline days
Expiry date: Long Effective
last update: 2017-08-01 14:24
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detailed
1.The durability of premium tungsten carbide inserts are improved with new formulas and new techniques for insert bit; 2.Sliding bearing forms, palm-axis surfacing tooth carbide layer, inner cone hole silver; 3.Bearing O-ring wear-resistant, high-temperature high in saturated nitrile rubber; 4.Adopt limit the pressure and prevent drilling fluid into the lubrication system-wide rubber reservoir bag; 5.Use of high strength and high toughness carbide teeth.
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