the chuck continually releases the chisel when in hammer action mode. the ball bearings in the chuck are mis shapen and the retaining sleeve is worn. where can i obtain replacements. b & q say parts are unobtainable.the drill model number is fmtc850rhd.

k.p.nuts, October 2009

Hey, u can get spares for these drills at www.solenttools.co.uk. They specialize in 'no-namer' tools like performance power etc. I just bought carbon brushes off them for my b&q drill. Hope this helps.

Thelong1, March 2010