Annular Cutter Set 6pcs, 1/2"-1-1/16", Mag Drill Bits Weldon Shank, M2AL Steel, with Pilot Pin & Case - for Steel, Aluminum, Shipbuilding

【Durable M2AL Steel】: Constructed from M2AL high-speed steel; provides excellent wear resistance and high-temperature stability; ensures extended tool life for demanding metalworking applications 【Precise Cutting Range】: Includes six annular cutters with diameters from 1/2" to 1-1/16"; features a consistent 1" cutting depth; suitable for a variety of drilling tasks in steel and other materials 【Efficient Chip Ejection】: Designed with a large circular groove for rapid and reliable chip removal; minimizes clogging and reduces resistance during operation; improves cutting speed and smoothness 【Secure & Accurate Drilling】: Comes with a 6.34mmx77mm pilot pin for precise starting and workpiece stabilization; offers positioning control and coolant guidance for cleaner cuts; includes a hex wrench 【Portable & Organized】: Includes a durable portable case with a comfortable handle and protective foam interior; keeps cutters safe from damage during transport and storage; convenient for on-site work