Product Details

Delivery Time:3-5 days
Certification:CE,FCC,MSDS

Hole Opener API Certificated for oilfield , Downhole Drilling Tools

Description:

HOLE OPENERS
The Fixed Diameter Hole Opener is made of tough heat treated alloy steel for maximum strength. Cutter arms, equipped with removable cutter, are hardfaced and welded on body. Cutters are available in three types: type SM for soft to medium formation, type MH for medium to hard formation and type XH for hard formation. The hole openers have three or six jet tubes with replaceable nozzles, so that jet streams quickly clean the enlarged hole.

Specifications:

Type	Std opening hole mm (inch)	Qty of cutters	Pilot hole(mini) mm (inch)	Fishing Neck	Bottom conn.	Bore mm (inch)	Overall Length mm (inch)	Weight with cutters (kg)approx.
Length mm (inch)	Dia. mm (inch)	Top conn.
KZ3-311	311 (12 1/4)	3	216 (8-1/2)	457.2 (18)	203 (8)	6-5/8REG	4-1/2REG	38.1 (1-1/2)	1524(60)	360
KZ3-444	444.5 (17 1/2)	3	266.7 (10-1/2)	457.2 (18)	241.3 (9-1/2)	7-5/8REG	7-5/8REG	57.2 (2-1/4)	1752 (69)	550
KZ3-660	660.4 (26)	3	444.5 (17-1/2)	457.2 (18)	241.3 (9-1/2)	7-5/8REG	7-5/8REG	76.2 (3)	1753 (69)	900
KZ3-914	914.4 (36)	3	609.6 (24)	508 (20)	241.3 (9-1/2)	7-5/8REG	7-5/8REG	76.2 (3)	1905 (75)	1000
KZ4-914	914.4 (36)	4	457.2 (18)	1092.2 (43)	254 (10)	7-5/8REG	7-5/8REG	88.9 (3-1/2)	2642 (104)	1540