OLFA Spare Blade KB-5/30B

Olfa Corporation (オルファ株式会社, Orufa Kabushiki-gaisha) is a Japanese manufacturer of utility knives, founded in 1956 in Osaka, Japan. The name is derived from the Japanese words oru (折る, bend and break) and ha (刃, blade). The company is known for inventing the snap-off blade and the rotary cutter.

Thickness: 0.38 mm 

Width: 4 mm 

Content: 30 pcs Blade + 1 pc Needle 

Blade for Cutter: AK-5 

Angle of Blade: 30 degree. 

Made in Japan.