B-osla parts Co.,Limited is a leading manufacturer and supplier of mill liners bolts,liner bolts,steel washers,specialty forgings,specialty fasteners,custom fasteners, grinding mill fasteners,mill liner fasteners,crusher bolts,bolts for lining plate ,jaw plates,bolts for shell liner of cement mill,heavy mining machine bolts ,pins for crushers and spare parts,abrasion resistant parts and related mechanical engineering products for mill reline, ball mill /SAG mill liner design and service ,milling & crushing equipment in crushing wear parts, mining ,concrete industries.


Material:AISI1045 for medium carbon steel bolts,4140 for alloy bolts.

Standard in accordance with SAE ,GB, DIN available.


Manufacturing products include:


Mill liner bolts and nuts according to customers’ design

(Dia. range 20mm-60mm)


  Oval bolts for ball mill and SAG mills 

  Shell liner bolts

  Feed end bolt

  Perno Cabeza oval

  Elliptical head bolt

  Tee head bolts(T head bolt)

  Hammer bolt

  Cup head bolts

  Square head bolts

  Heavy hexagon bolts

 Link Pins


  Accessories : Flat washers,cup washers ,hex nuts,square nuts ,Nylon lock nuts etc.


Rubber liner and rubber ring

  EPDM rubber products

  Natural rubber products


Our vision & mission:

We committed ourselves to continually supply products of superior quality and ensure excellence before and after sales serves as A leaders in the marketplace.

As part of our vision it is our dedicated desire to ensure and provide quality products to meet the required specification and standard set by the designers to avoid costly downtime and promote safety.


Our advantages on:


1.       Factory price

2.       Excellent quality and sincere service

3.       Wide product range & On time delivery

4.       Minimum order quantity

5.       Experience on national trading.

About us
Copyright(C)2017-2022  B-osla industrial parts Co.Ltd. All rights reserved.