Home / Facility Maintenance / Utility Blades / SSK Metal Self Retractable Safety Knife SSK Metal Self Retractable Safety Knife with Spring Slider Share Select item(s) and enter your quantity. Item # pa_unit-of-measurement pa_color Price Qty SSK each orange $5.10 You may also like RKB100 3 Notch Utility Knife Blades $21.00 KS13-50 9mm Snap Off Knives $0.65 KBS100 Utility Blade Round PT 100/BX $22.00 LKB100 3 Notch Linoleum Hook Blades $42.00 WPS Wall-Covering Stripper $6.50