Hole Openers, buy HDD Barrel reamer Hydraulic expander Hole bit on China Suppliers Mobile

Product Details

HDD Barrel reamer Hydraulic expander Hole bit

There are three stages:

1>the first stage is to drill a small diameter pilot hole.

2>The second stage is enlarge the hole with a larger diameter cutting tool called an HDD Reamer,

Rock Reamer or Hole Opener.

3>The third stage is inserting the casing pipe or other product into the enlarged hole.

Product Description

K Hard plastic formation cutting structure

Unique designing parameters and wider insert crest enlarge rock-breaking volume on bottom hole and increase bottom hole coverage. At the same time, shear sliding distance of inserts at bottom hole is made larger and ROP of the bit in hard plastic formation is increased.

X Convex crested wedge compact

Convex crested wedge compact is with the features of high effectively cutting ability and strong anti-breaking ability, which can increase ROP and improve service lite of bit effectively it’s suitable for formations from

medium soft to medium hard.

Y Conical spherical compact

Main cutters of bit are conical spherical compacts, which are suitable for drilling in hard brittle formations.

Bit Size		Bit Type
in	mm	Bit Type
31/2	88.9	HR527
45/8	117.5	HR126	HR517
43/4	120.7	HR116
57/8	149.2	HR216	HR537	HR547	HR637
6	152.4	HR117	HR216	HR246	HR517	HR547
61/4	158.8	HR127	HR247	HR517	HR527	HR547	HR637
61/2	165.1	HR127	HR217	HR517	HR537
63/4	171.5	HR116	HR447	HR537
71/2	190.5	HR127	HR217	HR517	HR517	HR527	HR527	HR617
77/8	200	HR177	HR437	HR517	HR527	HR537	HR547	HR547	HR617	HR627	HR637
83/8	212.7	HR217	HR527	HR547
81/2	215.9	HR117	HR127	HR137	HR217	HR247	HR437	HR447	HR517	HR527	HR537
81/2	215.9	HE547	HR617	HR627	HR637
83/4	222.3	HE116	HR437	HR517	HR537	HR627
91/2	241.3	HR117	HR127	HR417	HR437	HR517	HR527	HR537	HR547	HR617
95/8	244.5	HR117	HR127	HR137	HR217	HR437	HR517	HR527
97/8	250.8	HR117	HR127	HR137	HR217	HR417	HR437	HR517	HR527
105/8	269.9	HR127	HR217	HR437	HR517	HR547
115/8	295.3	HR117	HR127	HR137	HR217	HR147	HR517	HR537	HR547
121/4	311.2	HR117	HR127	HR137	HR417	HR437	HR517	HR527	HR537
121/4	311.2	HR547	HR617	HR627	HR637
135/8	346.1	HR437	HR517	HR537
133/4	349.3	HR437	HR517	HR537
143/4	374.7	HR117	HR127	HR137	HR517	HR527
151/2	393.7	HR127	HR217	HR517	HR527	HR537	HR547
16	406.4	HR117	HR127	HR127	HR517	HR527	HR537	HR547
171/2	444.5	HR117	HR127	HR137	HR437	HR517	HR527	HR537	HR547
18	457.2	HR547

Workshop Show

Packaging & Shipping

Packaging

Wood Box

Fumigation Tray if necessary

Other special package can be applied

according to customer's need

Delivery

Lead Time:

Prepared to deliver within 1 week, if in stock

Depends on order quantity, when out of stock

Transportation:By sea or air

Company Information

Hejian Hengji Bit Manufacture Co.,LTD was established in 1990. we have kept our clients ahead of schedule and under budget by providing the highest quality tools at the best possible prices .

We ship to more than 60 different countries and serve industries such as Oil & Gas, water well , Construction,Mining, Horizontal Directional Drilling (HDD), Geothermal and Environmental. Our experienced staff is here to assist you with everything from choosing the right bit to shipping around the globe.

Our goal is to provide our customers with the best quality tools, accessories and service in the industry. We are supported by many years of experience, trained professionals and a full machine shop. Reduce the cost ,Speed the drilling ,Guarantee the safety is always our aim.

We have been always insist on“Hengji bit,focusing on quality”.