STHT10189-8 Self-Retracting Utility Knife Buy Now STHT10189-8 Self-Retracting Utility Knife Buy Now Durable, strong lock with special round nose heavy duty blade for ultimate safety Add to Wishlist Features Spring-loaded blade retracts into knife automatically when pressure on slide button is released Interlocking nose secures blade safely between knife halves Orange colored for high visibility and safety Support No Limited Warranty Unfortunately, this specific product is not eligible for any warranty. Whilst this product is not eligible, further information about our warranties can be located below. Learn More Service We take extensive measures to ensure all our products are made to the very highest standards but on the rare occasion that you need our help & support, we've got you covered. Just get in touch. Support Manual STANLEY manuals are available to help put your tools in operation.