Relier Pairs fasteners-Exercise EVersion en ligne Matching the beginnings and the ends of the sentences. par Ella Glazov 1 The heads of screws are slotted 2 Safety wire is made of 3 Safety wire is easily… 4 Cotter pins are also referred to 5 We can describe a screw… 6 Bolts and nuts are shaped 7 A cotter pin is also used… 8 The tip of a rivet is pounded or mushroomed… 9 copper or steel. to safety bolts and pins. by its slot. as safetying devices. to engage screwdrivers. twisted or bent. to form another head. are split.
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