IVY Classic Industries is dedicated to producing a comprehensive, quality line of power tool accessories and hand tools. IVY Classic Insert and Power Bits are designed to withstand the high torque (rotational force) of impact drivers. Made from high-grade S-2 tool steel for extra strength and durability, these bits are precision machined for ideal fit and superior holding power. The insert bits are heat treated and tempered to Rockwell Hardness 60-62 and feature a sandblasted finish to prevent rust. IVY Classic Industries manufactures an extensive line of insert and power bits.