垫圈12

GB854 铁发黑色镀锌单耳止动垫圈止退垫片锁紧M568M10M12-M27

鞍形弹性垫圈GB860 65锰钢垫圈锁紧垫片波形垫圈3 4 5~12 100只

304不锈钢圆螺母止动垫圈止退垫片六爪垫圈M10M12M16M18M20M24M27

发黑 球面垫圈 GB849 M8 M10 M12 -M64 凸形垫 GB/T849 国标 球形

304不锈钢爪型接地垫圈防滑垫片花纹蝶形滚花垫圈M4M5M6M8M10M12

12级平垫片黑色金属螺丝平垫圈加大加厚薄介子圆形M6M8M10M12M42

8.8级镀锌平垫片垫圈华司介子高强度加大m6m8m10m12m14m16m18m20

304不锈钢GB853槽钢用方斜垫圈方斜垫片M6/8/10/12/16/20/22/24

316不锈钢平垫金属垫圈加厚加大华司介子螺丝垫子M4M5M6M8M10M12

快速接头垫片密封垫耐油垫圈橡胶圈丁晴垫阴端内胶圈皮垫46分12寸

304不锈钢加大平垫圈加大垫片介子 M3M4M5M6M8M10M12M14M16M18M20

金属垫圈WSSB15/16/20/25-4/5/6/8/10/12/15-1/2/3/5现货

GB93铜弹垫弹簧垫圈青铜弹垫片弹性圆形垫圈华司M3M4M5M6M8M10M12

201不锈钢平垫片金属垫圈介子华司M5M6M8M10M12M14M16M18M20~M30

POSH部品彩色铝垫圈机车铝垫片M6M8M10M12小牛电动车改装配件弦彩

GB858圆螺母用止退垫圈止动垫片锁紧垫圈10/12/20/27/30-300