... Heavy duty design 4. Casteels tractor wiper blade WIPER SYSTEM EXPERTKM05 HEAVY DUTY WIPER BLADE( tractor wiper blade ) 1.Teflon Coating rubber ... China, with over 30years' experience in making wiper blade, wiper refill, wiper arm, linkage, wiper motor, washer tank, washer nozzle and ... manufacturers. We accept OEM/ODM orders, and make wiper products or other complicated products according to samples or ...