Possible Clues:

• Piece of skin torn by silver pin
• What hurts finger? A good catch
• It may need clipping again, left wild
• Climbing plant, climbing, snags good strip of skin
• Torn skin produced by silver catch
• Arrested in mammalian gall-bladder, it can be extremely painful
• Gets driven at last to be hanging on hand
• Again, fifty is awkward to have on hand
• Driven at last to being relatively unwanted on hand
• Again this gets to fifty with trouble on hand