Both professionals and hobbyists, rejoice! The Excel Blades’ Excel Blades #17 Small Chisel Blades – 5 Pack is set to become your next favorite tool! These blades are designed to fit your Excel Blades light duty hobby knife,features a sharp angel-chiseled blade,and is perfect for those looking to carve pliable materials like soft wood, clay or lineolum. The item # 20017 is made of carbon steel. This products works in conjunction with Excel Blades’ light duty knives;K1, K17, K18, K26, K30, & K71.It comes with 5 per pack.