1. Sumitomo Earth Drill SD307 Track Roller /Lower Roller /Bottom Roller Details:
Technology | Forging |
Feature | Heat treated, Tempering and Quenching |
Material | 40Mn2 |
Application | Sumitomo Earth Drill |
Payment terms | T/T, Western Union or others |

2. Package and Delivery Description:
As usual, 12pcs track Rollers for sumitomo sd307 are packed in one Pallet.
The products will be delivered to Qingdao or Yantai Port in 15 days after receive your Order.

4. About Us
Our factory mainly produces Undercarriage Parts(Track Shoe, Top Roller, Idler and sprocket, Drive Chain) for many brand Crawler Crane, Pile Drivers(Kobelco, Hitachi, Sumitomo, IHI, Nippon Sharyo, Manitowoc, Link-Belt, Terex-American, Terex Demag, Liebherr, etc.).
Also, OEM and ODM can be accepted.
Fast delivery: We have a 3,000 square meter warehouse, some common parts in stock, can ship it to you as soon as possible. If you need it urgently, please choose us.
Engineers with Rich exprience: Our technicians have rich exprience in all undercarriage parts, they could provide quality technical support and make sure we supply the right parts for you.
Quality Control: We have precise testing equipment for inspection, mechanical, metallographical , and relevant quality control and inspection rules. That is our basis to ensure good quality



