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25mm 1") UltraWiz cold knife blades with added protective coating. Particularly helpful when cutting out glass with an exposed aperture.  

25mm (1"") cold knife blade.

19mm (¾") cold knife blade

9mm UltraWiz Cold Knife Blade

19mm (¾") UltraWiz Serrated Cold Knife Blade

A kit of stainless blades.1 x 19mm (¾")1 x 25mm (1")1 x 38mm (1.5")

19mm (¾") UltraWiz cold knife blades with added protective coating. Particularly helpful when cutting out glass with an exposed aperture.  

A handle for a cut-out cold knife .

38mm (1.5") cold knife blade.

Ultrawiz 19mm (¾") stainless steel blades.