MAX Pneumatic Metal Connecting Nailer Mini Lamp Bowl size: 21 in 1000088971 Bowl size: 21 in Portable Jobsite Wet Tile Saw with stand Maintenance free end cap filter prevents foreign substances from entering the tool Internal parts last longer and the inside of the tool is kept clean Beefed up contact arm provides greater protection from the breakage due to nail jams and accidental dropping of the tool Heavy duty driver blade Anti double fire nose prevents a 2nd nail from accidentally being shot when the 1st nail is firmly pressed up against the wood surface Anti dry fire mechanism senses low nail level to prevent damage to the tool from dry firing Precision placement nose exposes the nail tip to allow the precise placement of fasteners into the connector holes