Features:* .* Blade made of stainless steel.* Super hardness, excellent sharpness.* Super sharpness of the blade edge, cut everything with great ease.* Curved cutting edge is one of the more traditional blade shapes.* Used generally to make small cuts. Specifications:* Blade Material: Carbon Steel * Handle Material: Stainless Steel * Handle Length: Approx.145mm (3#) 147mm (4#)* Blade Length: About 45mm (11#) 50mm (23#)* Blade Model: 11#23#* Quantity: 22 PcsPackage Contents:2 Pcs. Scalpel holder + 20 pcs. Scalpel Blades (11# & 23#)Note:1. The actual colors of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.2. Please allow slight manual measurement deviation for the data.