These Stanley Snap-Off Blades have a straight cutting edge and fit Stanley snap-off knives. Available Sizes: 9mm, 18mm and 25mm. The 25mm blades are 1mm thick and have been specifically designed for intensive use.Select Option 18mm Pack of 1018mm Pack of 10018mm Pack of 525mm Pack of 109mm Pack of 109mm Pack of 1009mm Pack of 5 Add to Basket Quantity