Feature●Slim tool. Fits in tight spaces. 13.75" x 6" x 1.5". Weighs only 3.00 lbs. Automatic piston return. (Pole NOT included).●For use in Acoustical, Electrical and Mechanical overhead applications. Fastener length: 1/2" to 1-1/4"●Uses standard .27 cal. 10 shot strip loads. Power levels: Brown (2), Green (3), Yellow (4), Red (5).●For Structural Steel, Masonry Joints and Poured Concrete Fastening.●BP-27C IS NOT A STAND-ALONE TOOL. IT MUST ALWAYS BE USED MOUNTED ON A BLUEPOINT PMXXX Series (Magnesium), NPMXXX Series (Magnesium) OR NPXXX Series (Aluminum) Multi-function Ceiling Poles. The front adapter has 3/4” -16 SAE threads. If you use any other brand pole, please ensure that it is strong enough.Description Blue Point Fasteners BP-27C is a semi-automatic feeding low velocity powder-actuated fastening tool. Continuous feeding of powder loads for a wide range of applications, make the BP-27C tool a versatile, portable, safe and reliable tool. BP-27C IS NOT A STAND-ALONE TOOL. IT MUST ALWAYS BE USED MOUNTED ON A BLUEPOINT PMXXX Series (Magnesium), NPMXXX Series (Magnesium) OR NPXXX Series (Aluminum) Multi-function Ceiling Poles. The front adapter has 3/4” -16 SAE threads. If you use any other brand pole, please ensure that it is strong enough. Compares with Viper 2. (Pole NOT included).