NT Cutter PRO Auto-Lock Stainless Steel Utility Knife (A-1P) Standard duty rust resistant stainless steel snap off blade knife with stainless steel blade Blade Size: 9mm Features an automatic blade lock With built-in blade snapper and pocket clip / Designed for right and left handed use Replacement blade: BA-50SS, BA-160, BA-50P (BA-51P, BA-53P and BA-40000-ON are also applicable) Cutting Material: Window film, paper, wallpaper, card stock, vinyl, etc. Made in Japan