Stanley Bostitch H30-8D6 Staple Hammer RWS033B. This carpet fitters A11 style staple hammer from Stanley Bostitch is heavier than the normal A11 and comes with it's own belt holster and 1000 staples. The H30-8D6 takes Stanley bostitch power crown staples.This rubust tool has a rubber grip handle and is perfect for the carpet fitter and other trades.