Durable all-metal construction brings solid performance to your daily stapling needs. Staples up to 20 sheets. Positive locking latch. Inner rail for jam-resistant stability. Offers the versatility of stapling, pinning and tacking. Nonskid base. 4 Inch throat depth. Open channel loading of a full strip (210) of standard staples. Manufacturer's limited lifetime warranty. All sheet capacities are based on 20-lb. bond. Global Product Type: Staplers, Stapler Type: N/A, Staple Capacity: 210, Full Strip, Size of Staple Used: 1/4 in.