各种型号齐全的油管护丝护帽

油管护丝型号： 2-3/8NU 2-3/8EU 2-7/8NU 2-7/8EU 3-1/2NU 3-1/2EU 4-1/2NU 4-1/2EU 4-1/2STC 4-1/2LTC 4-1/2BTC 5LTC 5BTC 5-1/2STC 5-1/2LTC 5-1/2BTC 6-5/8BTC 7STC 7LTC 7BTC 7-5/8LTC 7-5/8BTC 8-5/8STC 8-5/8LTC 8-5/8BTC 9-5/8STC 9-5/8LTC 9-5/8BTC 10-3/4STC 10-3/4BTC 13-3/8STC 13-3/8BTC 20STC 20BTC