Victorinox Swibo Curved Wide Blade Boning Knife with Sheath 16cm This Curved Wide Blade Boning Knife from Victorinox Swibo range is the perfect choice for intricate boning. Most appropriate knife for those critical meat preparation tasks undertaken by chefs, butchers and every serious home cook. The correct blade hardness and laser tested cutting angle of this outstanding knife guarantees high edge retention and the ergonomically designed handle delivers a slip-resistant grip which can be sterilised at temperatures up to 150C.