The EAB [Exchange-A-Blade] Mini says it all in its name. This small, lightweight utility blade still uses a standard-size exchangeable blade and is the ideal blade for opening packages, boxes, or even cutting drywall. It&';s so small, you&';ll barely feel it swinging on your keychain. Features: Exchangeable Standard Size Utility Blade Keychain Loop Slide Lock Stainless Steel Body Limited lifetime warranty Specifications: Overall Length 4.2 in Closed Length 2.5 in Blade Length 1.5 in Weight 1.3 oz