The utility model belongs to a fasteningpiece which is widely used for the field of daily life, production, etc.
本实用新型属于紧固件，广泛地用于日常生活、生产等领域。
2
The utility model relates to a connecting and fasteningpiece and a connecting hole of an anti-dropping piece in a tower, and has the action of bubbling.
本实用新型是一种具有鼓泡作用的防脱落塔内件的连接紧固件及其连接 孔。
3
Host drive system of machine tool is composed of stepless shift components, gearbox of worm wheel, saw frame, worktable, fasteningpiece, feeding and hydraulic equipments.