34438 - safety knife with hook blade and a cutting depth of 2 mm SECUNORM PROFI No. 07104 - MARTOR TÜV-tested knifes, features automatic blade retraction for right handed users. It has a cutting depth of 2 mm to protect goods. Blade has two sharp edges - only turn over the blade. Measurements (L x W x H): 142 x 16 x 31 mm. Weight: 82.5 g. Cutting depth: 2.2 mm. Basic material: Aluminium.