Lightweight die-cast aluminum design with steel handle, over molded rubber grip for comfort and convenient bottom loading for quick and easy reloading. Nickel chrome-plated steel magazine. Used for house wrap, tar paper. Weighs 1.9 lb. Magazine capacity of 84 staples, 1/4 to 9/16 in STCR5019 series Power Crown staples. Orgill Sku #160.8504, #341.8647, #433.9438 and #744.7915.