11 5/8 Inch 217 Steel Tooth & Milled Tooth Tricone Bit

• Customization: Available
• Customized: Non-Customized
• Standard: AISI, API
• Model NO.: 11 5/8" IADC217
• Length: Taper-length
• Material: Solid Carbide
• Usage: Well Drilling
• Transport Package: Shipment
• Specification: 11 5/8" 217
• Trademark: Superior
• Origin: China
• HS Code: 82071910

Product Description

Steel tooth & Milled tooth tricone bit for water well/oil well/mining drilling
Milled tooth rock drill bits can be retipped & built up with hard tungsten
Both open bearing and sealed bearing Mill Tooth Tricone Roller cone bit can come with or without gauge protection & skirttail protection.
Sealed Bearing steel tooth tungsten carbide rock drill bits with or without gauge protection
These are the best preforming and longest lasting style of tricone on the market.
Guage protection increases the life of the drill bit.
Open Bearing steel tooth tungsten carbide rock drill bits can come with or without gauge protection
These are less expensive then sealed bearing but they typically do not last as long.
 

FORMATION	USED IN	COMMON IADC
SOFT	Clays, coal, salts, shales, soft limestone, discontinuous sands etc..	114-117
MEDIUM	Sedimentary rocks, limestone, sandstone, slate etc.	121-137
HARD	Varieties of silica, basalt, dolomite, compact sands, limestone etc.	213-217
VERY HARD	Marble, quartzite, granite, gneiss, pyrite, etc	337

	BIT SPECIFICATION
	Bit Size	11 5/8'' ,295.3mm
	IADC Code	217
	Connection	6 5/8
	Nozzle Qty	3
	Rotary Speed(rpm)	100~60
	Weight on Bit(KN/MM)	0.4~1.0
	N.W./G.W.(KG)	82/85
	Formation	medium hard.