EricP wrote:

They were Rawl things. Still got mine and use it occasionally. Trouble
with them was getting the drill out of the handle.

Never seen a handle for them.

I have always assumed it is a simple "tap & twist" affair.
I tried to use one once as I had one in my "installation engineers" tool
kit. got fed up after about 30 seconds of futile tapping & twisting so
pulled out the pre-sds hammed drill and did the job properly.

--
http://gymratz.co.uk - Best Gym Equipment & Bodybuilding Supplements UK.
http://trade-price-supplements.co.uk - TRADE PRICED SUPPLEMENTS for ALL!
http://fitness-equipment-uk.com - UK's No.1 Fitness Equipment Suppliers.
http://gymratz.co.uk/hot-seat.htm - Live web-cam! (sometimes)