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Single Roller Cone Bit 12 1/4" CHJ537WLX

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Shareate Tools Ltd.

cemented carbide materials, rock drilling tools, and comprehensive mining services.

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12 1/4" CHJ537WLX is part of Single Roller Cone Bit,Shareate' S horizontal directional drilling products have formed a variety of series, including tricone bits, reamers and trenchless bits.

Bit model : 12 1/4 CHJ537WLX

Bearing Structure : Journal Bearing

Sealing Type : Metal

Insert Shape : Outer rows,Off-wedge,Inner rows,Wedge

Lug back strengthen : Full insert layout, step type lug back

Trenchless bit configuration table

Items	Reamer	Segments
Items	Dia(mm)	8 1/2	9 7/8	12 1/4	13 5/8
1	300	3	/	/	/
2	400	5	4	/	/
3	500	6	5	4～5	5
4	600	/	6～7	5～6	5～6
5	700	/	7～8	7	6～7
6	800	/	/	8	7～8
7	900	/	/	9	8～9
8	1000	/	/	/	9～10
9	1100	/	/	/	10～11
10	1200	/	/	/	10～12
11	1300	/	/	/	11～13
12	1400	/	/	/	12～14
13	1500	/	/	/	14～15
Note： 1) The configuration of the trenchless bit can be adjusted according to customer,Requirements,formation,drilling rig model or any other construction requirements; 2) Different types of plate or barrel centralizing structures can be applied according to customer requirements.