2pcs Hex Shank Drill Chuck Socket Holder 0.3-3.4mm Rotary Multi-Tool Drill Accessory

Material: Durable and quality professional tool steel, comfortable surface, easy to tighten, to increase the output torque. Very strong and durable, anti-abrasive, impact resistant. STRONG SUPPORT: With unique thrust bearing, delicate design, for strong grip simply by tightening the chuck, tight and stable. KEYLESS DESIGN: Tightening and loosening are done by hand, which allows for faster and easier tightening and disassembly. Easy to install and disassemble, more convenient and labor-saving. NOTE: The product cannot be used counterclockwise! NOT suitable for impact generators or applications involving high torque load. WIDE APPLICATIONS: Widely used with various drilling machines, milling machines, lathes, boring lathes and electric hand tools.