The N66C-1 has an changeable guide and an in commission range of 70 to 120 PSI, which suggests it is possible to dial in the best depth for that job. And with driving power of 515 in/lbs, the N66C-1 could be easily set for 1-1/4-inch to 2-1/2- inch nails. Furthermore, the N66C-1 #has a# 350-nail magazine, to help you knock out lots of work in an individual load. The N66C-1 Siding Nailer works with any air compressor and includes a tool-free changeable exhaust that directs spent air from you whenever you're working. The N66C-1 Siding Nailer works with several air compressor and includes a tool-free adaptable exhaust that directs spent air from you whenever you're working.Nail down siding very quickly using the powerful, exact Bostitch N66C-1 Coil Siding Nailer. This inconsequential tool features a aluminum housing that creates it durable enough to repeatedly withstand the trials of all-day use. And with flexible nail depth plus a soft rubber foot, it is possible to work with a variety of siding materials, including soft woods.