• Mid span placement: the roller goes under the cable wherever it is needed, so a low sag point or a damaged roller position can be supported without opening the span.
• Maintenance without re-stringing: replacing a seized roller on an existing line is a ten minute job rather than a re-pull.
• One hand on the ladder: the side plate swings out, the cable drops into the groove, the plate closes and the pin goes in, all with the block already hanging on the hook.
• Frame stays rigid: only the side plate opens, so the load path from hook to axle is unchanged and the rated load applies with the plate closed and pinned.

Ningbo Suntech Power Machinery Tools Co.,Ltd. is one of the leading and preferred manufacturers and suppliers in China,and deal with electrical facilities products start from year 1995.We have own main product line for stringing blocks,hydraulic Cable Stands,Anti Twist Steel Wire Rope,etc with one of biggest warhouses about stringing tools for trasmission line construction for one-site purchase in China.

Now our goods export to 120 countries and we have more than 3000 clients. Our detailed product range include conductor stringing blocks,cable roller,hoisting tackles,pulley blocks,conductor grippers,cable reel stand,gin poles,inspection trolleys,hydraulic puller tensioner,conductor compressors,cable pulling winch,anti twisting wire steel rope and other construction tools and equipment company for electric power construction.

1) The company is equipped with high precision vertical machining center, horizontal machining center, CNC honing machine, CNC lathe, CNC milling machine and other advanced equipment, also equipped with a large horizontal lathe, lathe, punching machine, rocker large crane and polishing machine, electric welding machine and other general equipment, and the design and manufacture of nylon wheel casting machine and other special processing equipment and technology install.

2) The company's existing testing methods are in good condition, detection equipment is advanced and complete, the company set up the measurement room, laboratory, equipped with a horizontal tensile testing machine, tensile testing, vertical lifting tower hydraulic universal testing machine, hardness tester, salt spray test machine, hydraulic integrated test and testing equipment, from raw material incoming inspection to the factory inspection of products, can fully guarantee the quality control of parts and product performance.

3) The professional R & D capability is the premise of product innovation and technological progress. Many products of the group have their own intellectual property rights. They have obtained 6 invention patents, nearly 20 patents on utility models and designs. And many times included in the Ningbo municipal new product trial production plan and the national key new product plan.

On the basis of the implementation of the ISO9000 quality system management, the company carries out the special TS16949 management system of the automobile industry at a higher level.Welcome to Inquiry,please do not hesitate to contact me soon. Best regards,Peter Mao!