Heavy Duty Stapler for Office, Home and School Use. Made from Combination of Metal and Plastic. Sturdy & Durable for Long Time Use. || Compatible Pin Sizes: 24/4, 26/6 and 24/8 || Binds 2-20 Sheets for 24/4, 26/6 Pins and 15-50 Sheets for 24/8 Pins. || Easy Quick Push Button Pin Loading Mechanism, Can Hold upto 100 Pins. || Can Pin Paper Depth upto 55mm.