【100 Sheet】Staple from 10 to 100 sheets simply (20lb paper), we provide a box of 23/8 & 23/13 staples (1000pcs for each) 【1 Year Warranty】This strong stapler is designed for long time work effortlessly, with full-body metal durable construction. Plase contact us to replace your stapler if you are not satisfied in 1 year. 【Large Capacity】Here is the proper stapling capacity for your reference. 23/6 (1/4 inch) for 10-25 sheets, 23/8 (1/3 inch) for 25-50 sheets, 23/10 (3/8 inch) for 40-70 sheets, 23/13 (1/2 inch) for 60-100 sheets. 【Strong Staples】We provide two boxes of staples made of high-strength material. One-stop shopping for your convenience. 【No Jam】Simple and excellent mechanical structure let the staples jam nearly disappeared. You can easily clean the staples jams with a pencil, set the pencil behind the anvil, and depress the handle until clear.