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51/8' Roller Bit Roller Drill Bit API Standard Rock Roller Drilling Tricone Bit

China 51/8′′ Roller Bit Roller Drill Bit API Standard Rock Roller Drilling Tricone Bit, Find details about China Roller Bit, Roller Drill Bit from 51/8′′ Roller Bit Roller Drill Bit API Standard Rock Roller Drilling Tricone Bit

Model NO.
51/8′′ 61/2′′ 75/8′′ 81/2′′ 91/2′′ 105/8′′ 115/8′
Warranty
Unavailable
Color
Blue,Yellow,Red,Gold etc
Formation
Soft-Medium Hard Formation
Machine Type
Drilling Equipment
Trademark
EVER STAR
Transport Package
Wooden Box
Specification
38 * 34 * 52 cm
Origin
China
Model NO.
51/8′′ 61/2′′ 75/8′′ 81/2′′ 91/2′′ 105/8′′ 115/8′
Warranty
Unavailable
Color
Blue,Yellow,Red,Gold etc
Formation
Soft-Medium Hard Formation
Machine Type
Drilling Equipment
Trademark
EVER STAR
Transport Package
Wooden Box
Specification
38 * 34 * 52 cm
Origin
China
51/8′′ Roller Bit Roller Drill Bit API Standard Rock Roller Drilling Tricone Bit51/8′′ Roller Bit Roller Drill Bit API Standard Rock Roller Drilling Tricone BitMain Features
1. There is a Tricone suitable for any rock formation
2. Tricone bit is versatile and can handle changing formations
3. Tri Cones are reasonably priced, long lasting and have an efficient drilling rate
4. The roller cones have high end sealed bearings; extremely high quality tungsten carbide and diamond gauge protection throughout the drill bit as well as skirt tail hard facing and optimized hydraulics. These roller cone drill bits are designed to go to extreme depths in extreme conditions and in situations where they cannot fail.
IADCRECOMMENDED
SPECIFICATION		APPLICABLE FORMATIONS
 WOB (KN/mm)ROP (r/min)HARDNESSFORMATIONS
4170.20-0.60140-60mediumshale, clay, sandstone, soft limestone etc.
low compressive strength and high drillability
4370.35-0.95140.60mediumshale, clay, sandstone, conglomerate etc.
low compressive strength and high drillability
5170.35-1.00140-60medium hardshale, clay, sandstone,soft limestone
low compressive strength and high drillability
5370.35-1.05120-50medium hardhard shale, hard gypsum, soft limestone, dolomite
medium hard stringers and high compressive
strength
6170.50.1.05110-40hardhard shale, limestone, sandstone, dolomite, etc.
medium stringer and high compressive strength
6370.50-1.0580-40hardlimeston, dolomite, flintstone,etc.
medium hard and high compressive strength
7370.60-1.1080-40very hardquartzite, chert, basalt granites, pyrits, etc


1. How to order the products?

Answer: Send the inquiry with detail item description or with Model number. If there is no packing demand we take it as sea-way packing. If possible please attach one reference picture to avoid any misunderstanding or any links from our website for we get a better understanding.

2. About lead time and shipping time?

Answer : The lead time depend on quantity of order. Usually shipped by sea, small order or urgent order we can send you by air after received your agreement. According the distance from china to your port.

3. What warranty do we provide?
Ans.: We provide 6 months warranty time. 
4. What is the lead time?
Ans.: Usually the lead time is 7-10 days after receipt of your payment.
5.What payment terms do we accept?
Ans.: We accept T/T in advance or L/C at sight.
51/8′′ Roller Bit Roller Drill Bit API Standard Rock Roller Drilling Tricone Bit


51/8′′ Roller Bit Roller Drill Bit API Standard Rock Roller Drilling Tricone Bit

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