34456 - safety knife with trapezoid blade SECUPRO MAXISAFE No. 101899 - MARTOR knife with 3-sided slider. Can be used for cuts requiring the application of extra force - has a metal abrasion protection shield. Has automatic blade retraction. For right and left handers. Blade has two sharp edges - only turn over the blade. Measurements (L x W x H): 148 x 18 x 42 mm. Weight: 65 g. Cutting depth: 17.2 mm. Basic material: Glass fibre reinforced plastic.