NT Cutter 28mm Rotary Perforating Blades for Rotary Cutter, 2-Blade/Pack, 1 Pack (BS-28P) Rotary perforating blades for rotary cutter (RO-2P, SK-2P, WA-2P) For perforating lines Dia. 28mm x 0.30mm T Made of high quality stainless steel Cutting material: Paper,etc. Good for making raffle tickets and perforated sheets 2ea/pack Made in Japan