Tricone Bits 17 1/2" IADC 437/517/537/637 API Standard CR Series Rubber Sealed Bearing Bit for Water Well Drilling Material 42CrMo

• Customized: Customized
• Standard: API, SGS
• Type: Center Drill Bit
• Material: 42CrMo
• Usage: Well Drilling
• Weight: 100kg
• Model NO.: 17 1/2 517
• Customized Service: Available
• Pin Connection: 7 5/8" API Reg
• Transport Package: Wooden Case
• Specification: 57*54*71cm
• Trademark: LEO or Customized
• Origin: China
• HS Code: 820719100
• Production Capacity: 50000 Pieces/Year

Product Description

Our Drilling Tools maintains a great reputation in the well drilling,construction, HDD (horizontal directional drilling) ,exploration, water well, geothermal and mining as a company that can provide dependability and high-quality products at excellent value.Our quality tools:Tricone bit ,PDC bit,Tricone Cutters(single rollers),PDC reamers,Drag bits ,HDD hole openers.
Our custom-designed PDC bits are specifically designed and manufactured with directional drilling in mind. Our bits are extremely stable, durable and 'directional' friendly, which is of the utmost importance when trying to keep the bit in a thin wavering pay zone. It is this steerable bit technology, combined with high ROP, which gives Crossing an advantage in a highly competitive market.
Our Mission:To guarantee each drill bit drills faster and lasts longer .

PRODUCT SPECIFICATIONS
product name	17 1/2 inch CR537 TCI tricone bit
size	17 1/2 inch,444.5mm
model number	CR537
series	CR
tooth type	TCI
connection	7 5/8" Reg pin
bearing	rubber sealed journal bearing
Nozzle	three jet nozzles
application	water well,oil well,HDD,exploration,etc
weight	250kg
certificate	A 7-1 SY/T5164,ISO9001:2008
RECOMMENDED ROCK FORMATION
medium soft with low compressive strength and harder abrasive stringers,such as shale,hard gypsolyte,soft limestone,sandstone and dolomite with stringers,etc.
RECOMMENDED DRILLING PARAMETERS FOR APPLICATION
Type&IADC code	417	437	447	517,527	537,547	617,627	637,647	737,837
WOB(KN/mm)	0.35~0.90	0.35~0.95	0.35~1.00	0.35~1.05	0.35~1.05	0.35~1.05	0.70~1.20	0.70~1.20
RPM(r/min)	140~70	140~60	140~60	120~50	110~40	80~40	70~40	70~40