KAI N5220 8 1/2 Inch Dressmaking Shears. KAI N5220: 8 1/2 inch dressmaking shear. It has ergonomical soft handles that allow for fatigue-free cutting on all types of fabric. The hardened stainless steel blades cut through multiple layers of denim with ease while trimming cottons without fabric slippage. It also features large handle grips and a standard blade length. Individuals with larger hands typically find this grip to be very comfortable. Made of fine stainless steel with vanadium.