APPLICATION: It fits 3 kinds of different staples/nails such as door-type staples, U-type staples and T-type nails. fix and attach materials with our staple . Recover furniture upholstery with its penetrating staples, nail backdrops into medium-density plywood, put up posters and notices, or tidy up cable runs LOCK & LOAD: Just push to release the spring-loaded plunger and insert the staples or nails. EASY TO USE: Its anti-slip grip also gives comfort to the user's palm which reduces the pain while doing heavy/continuous work. Its ergonomic design makes it ideal for home and office use EASY JAM CLEARANCE: Keep downtime to a minimum in DIY work and craft projects with a quick-release carriage. Push down on the side tabs and lever out to easily inspect and quickly remove any stuck staples and nails APPLICATIONS: Suitable for putting up light and thin materials like cardboard, posters, and plastic sheets, from fixing and fitting upholstery, leathers, cork, underlay, felt, and fabric covers to nailing plywood frames. Adjust the pressure screw to suit the thickness of the material and type, then squeeze the handle firmly Product Name: Stacker Staple Nail size: 4-14mm Nail types: door-type , U-type and T-type Color: As Shown Material: Metal Package Contents: 1 * Nail Stapler 3000 * Nails Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.