A special -shaped bayonet lock formula automatic locking grips head that is arranged in pole steel reinforcement cage seam welder
The utility model provides a special -shaped bayonet lock formula automatic locking grips head that is arranged in pole steel reinforcement cage seam welder, includes the sleeve, and the reinforcing bar sleeve pipe passes lock nut and sleeve sliding connection, and lock nut and telescopic end fixed...
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Format: | Patent |
Sprache: | eng |
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