Stanley Snap Off Self Locking Knife 18mm STA010280 Ergonomically designed for greater comfort and cutting power.Engineered from tough ABS plastic and stainless steel components.Self locking, click action slider.Accepts heavy-duty blades.Stainless steel blade carrier.Lanyard hole.Blade snapper 2 blades supplied with knife.Size of blade: 18mm. STA010280