SAFETY UTILITY KNIFE – AUTO PUSH-LOADING (6B) Safety knife with two component plastic handle. The blade can be locked in retracted position. Supplied with 6 extra blades. Extra Standard Blades 10PC Order code: 710-10 Extra Standard Blades 100PC Order code: 710-100 Extra Hook Style Blades 10PC Order code: 710-10H Extra Hook Style Blades 100PC Order code: 710-100H