Hole Opener

Size: from 12 1/4" to 36"
Material : AISI 4145H Hole Opener.
Price of AISI 4145H Hole Opener is competitive.
Hole opener manufacturer, could design the special size.
Roller wheel can be changed easily on the drill site.
(Suitable to abrasive layer, hard layer and soft layer respectively.)

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Vigor Drilling, Hole opener manufacturer, is specialized in Hole Opener, it is used to enlarge the diameter of pre-drilled hole or connect with a bit on front end to drill pilot hole and enlarge hole simultaneously.

Our AISI 4145H Hole Opener with fully heat-treated alloy steel, is available with carbide-milled teeth and insert cutters. Hole Opener's arms and cutters are hardfaced for protection in three different designs for varying conditions and rock formations.The design of the hole opener allows for field-changing cutters.

China Vigor, Hole opener manufacturer, will be glad to provide the best tools for you.

Hole open diameter	Qtyof cutters	Min. Pilothole	Fishing neck diameter	ID	Top connection (pin)	Bottom connection (Box)	Overall length
121/4"	3	81/2"	8"	11/2"	65/8REG	65/8REG	55"
16	3	10"	91/2"	21/4"	75/8REG	65/8REG	59"
171/2"	3	10"	91/2"	21/4"	75/8REG	65/8REG	59"
22"	3	123/4"	91/2"	21/3"	75/8REG	65/8REG	69"
23"	3	123/4"	91/2"	3"	75/8REG	65/8REG	69"
24"	3	14"	10"	3"	75/8REG	75/8REG	69"
26"	3	171/2"	10"	3"	75/8REG	75/8REG	69"

Hot Tags: Downhole Drilling Hole Opener Hole Opener Roller

Hole Opener

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