Key type three-jaw drill chucks 有键型三爪钻头卡盘 ; 扳手三爪钻夹头
THREADED KEY-TYPE DRILL CHUCKS 螺纹孔扳手钻夹头
TYPE DRILL CHUCKS 螺纹孔扳手钻夹头
drill chucks design 钻夹头设计
Keyless drill chucks 无键式钻头夹头
Keyless type three-jaw drill chucks 无键型三爪钻头卡盘
Industrial Drill Chucks 工业级钻夹头
Drill Chucks and Keys 钻夹头及锁紧钥匙
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