Police Detective Career Outlook. The median wage for a police detective is $60,910 per year; there were 112,000 detectives employed nationwide in 2008, and the occupation is expected to grow more quickly than average - between 14 and 19 percent by 2018.
Description Item # 00934483000P Model # ID3000. This Craftsman 1/4 In. Impact Driver Delivers Serious Torque. A powerful tool for all your driving, cranking and loosening needs, this Craftsman 3.0 amp 1/4 in impact driver delivers up to 1,500 inch pounds of torque to nuts, bolts, screws and more.
In that sense the RPM limit is down to how well the engine is made and what it's made of rather than any fundamental EM properties. The torque is dependant on how large a magnet field the engine generates, and this is mostly dependant on the current it draws and the number of turns in the coil.