Ontario Knife Boning Knife OH726. This kitchen knife from the experts at Ontario Knife is made with fully heat treated and tempered 1095 carbon steel and fitted with an attractive hardwood handle secured with brass compression rivets. The Ontario Knife Boning Fixed Blade Knife can withstand the test of time and proves to be one of the best carbon steel kitchen cutlery out there. Specifications for Ontario Knife Boning Fixed Blade Kitchen Knife: Hardness: 53-58 HRC Edge Type: Plain Handle Color: Brown Blade Thickness: 0.1 in (0.25 cm) Overall Length: 10.75 in (27.3 cm) Blade Material: 1095 Carbon Steel Blade Length: 6.25 in (16 cm) Package Contents: Ontario Knife Boning Fixed Blade Knife Ontario Knife OH726: Boning Knife