In article ,
Andy Champ wrote:
On 08/04/2012 18:04, Geoff Pearson wrote:
no control - jumps out of screw and ruins work.

OK, nothing I didn't know about. Thanks.

Pump action screwdrivers were very common in TV etc set construction. When
the BBC changed from slotted to Pozidriv screws in the '60s, accidental
injury from these screwdrivers dropped by 80%.

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*When cheese gets it's picture taken, what does it say?

Dave Plowman London SW
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