API Downhole Drilling Tool Roller Reamer

• After-sales Service: Yes
• Warranty: 1year
• Manufacturing Process: CNC Milling
• Surface Treatment: Galvanized
• Operation Pressure: Atmospheric Pressure
• Material: Alloy
• Model NO.: 210
• Transport Package: Wooden Case
• Specification: 114
• Trademark: zx
• Origin: China
• Production Capacity: 200

Product Description

Product Description

The roller reamer is used for all kinds of reaming stabilization in drilling operation, especially the function of stabilization in drilling of the abrasive formation. It is a very popular tool for hole size from 4 5/8 to 26". Additionally, it can be used in different hole when same body is equipped with different bearing block and roller. The body is made of modified alloy steel, fully heat treated to 285~341Brinell hardness and 54J minimum impact strength.

Product Parameters

Model	Hole Size Mm(inch)	Roller OD Mm(inch)	Roller Length Mm(inch)	Fishing Neck OD mm(inch)	ID Mm(inch)	OAL Mm(inch)	Conn.		Remark
							Upper	Lower
GL-I149	149.2(5 7/8)	46(1 13/16)	200(7 7/8)	120.7(4 3/4)	31.8(1 1/4)	1400(55 1/8)	NC38	NC38	String
								3 1/2REG	Near Bit
GL-I152	152.4(6)	50.8(2)	200(7 7/8)	120.7(4 3/4)	31.8(1 1/4)	1400(55 1/8)	NC38	NC38	String
								3 1/2REG	Near Bit
GL-I216	215.9(8 1/2)	71(2 13/16)	200(7 7/8)	165.1(6 1/2)	44.5(1 3/4)	1730(68 7/64)	NC50	NC50	String
								4 1/2REG	Near Bit
GL-I311	311.1(12 1/4)	100(3 15/16)	300(11 13/16)	203.2(8)	71.4(2 13/16)	1900(74 13/16)	6 5/8REG	6 5/8REG	String
									Near Bit
GL-I444	444.5(17 1/2)	140(5 1/2)	304(12)	228.6(9)	76.2(3)	1730(68 7/64)	7 5/8REG	7 5/8REG	String
									Near Bit
GL-I559	558.8(22)	158(6 7/32)	400(15 3/4)	241.3(9 1/2)	76.2(3)	2667(105)	7 5/8REG	7 5/8REG	String
									Near Bit
GL-I610	609.6(24)	178(7)	400(15 3/4)	241.3(9 1/2)	76.2(3)	2800(110 15/64)	7 5/8REG	7 5/8REG	String
									Near Bit
GL-I660	660.4(26)	178(7)	400(15 3/4)	241.3(9 1/2)	76.2(3)	3000(118 7/64)	7 5/8REG	7 5/8REG	String
									Near Bit
GL-I700	711.2(28)	178(7)	400(15 3/4)	241.3(9 1/2)	76.2(3)	2867(112 7/8)	7 5/8REG	7 5/8REG	String
									Near Bit

Packaging & Shipping