Drilling Tools Hole Opener Roller Reamer

• After-sales Service: Yes
• Warranty: 1year
• Manufacturing Process: CNC Milling
• Surface Treatment: Galvanized
• Operation Pressure: Atmospheric Pressure
• Material: Alloy
• Model NO.: 149
• Transport Package: Wooden Case
• Specification: 114
• Trademark: zx
• Origin: China
• Production Capacity: 200

Product Description

Product Description

Roller reamer is designed for various reaming operation but particularly for stabilization purpose when drilling in very abrasive
formations. The same body by changing roller assembly, will suit a wide range of hole sizes. The upper and lower axle seat is easy to replaceable on platform. There is a "T" groove between axle seat and main body, so the structure is more stable and safe.

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