• Model NO.：rm
• Specification：API
• Trademark：zhongshi
• Origin：Henan, China
• Production Capacity：10000PC,Month

Basic Info.

Model NO. rm Specification API Trademark zhongshi Origin Henan, China Production Capacity 10000PC/Month

Product Description

API Certificated Roller Reamer Price

Description
Roller reamer, also called drilling reamer, is very useful tool for drilling operation, especially used for the function of stabilization in drilling of the abrasive formation. Zhongshi provides roller reamer suitable for well holes range from 4 5/8" to 36".

Three types of rollers are available here for reamer body:
Type T: Narrow tooth is machined and surface hardened, which is used for cutting of hole wall, used for soft formation.
Type F: Wide flat tooth is machined and surface hardened, which is used for cutting and crushing of hole wall, used for medium hard formation.
Type B: The roller is cold inserted with tungsten carbide string and used for hard formation.

Hole Size	Body O.D.	Fishing Neck length	Blade Length	Blade Width	Tong Space	Bore	OAL Length
8	4 3 /4	30	15	3	25	2 1 /4	72
8 1 /2	6 1 /2	30	18	3	27	2 13 /16	78
12 1 /4	8	30	18	3 1 /2	28	2 13 /16	83
12 1 /4	9 1 /2	30	18	3 1 /2	28	3	83
14 3 /4	8	30	18	3 1 /2	30	2 13 /16	90
14 3 /4	9 1 /2	30	18	3 1 /2	30	3	90
16	9 1 /2	30	18	3 1 /2	30	3	92
17 1 /2	8	30	20	3 1 /2	30	2 13 /16	94
17 1 /2	9 1 /2	30	20	3 1 /2	30	3	94
20-26	9 1 /2-11	30	22	4	30	3	110

Main products:
1. pumping unit
2. Tubing pump/sucker rod pump and accessories
3. Float collar and float shoe
4. Casing centralizer
5. Cementing plug
6. Cementing head
7. Stage Collar
8. Casing/ Tubing coupling
9. Drill pipe
10. Sucker rod
11. Air blaster