Makes removing the 1911 Auto mainspring housing pin (it’s held in by a detent) a snap. Round, plastic handle fits your palm nicely, one "rap" and the pin is out. Speeds any disassembly/reassembly job, whether doing repairs or using the "stone and try" method for trigger pull work. Fits all 1911 Autos. Mfg: Brownells SPECS: Approx. 3" (7.6cm). RC50 steel shank, plastic handle.