14 Piece Annular Cutter Set Featuring M2AL High Speed Steel Weldon Shank Magnetic Drill Bits Heavy Duty Hole Boring Kit Delivering Built Different Cuts On Steel And Copper All Day Long

Heavy Duty Magnetic Annular Drill Bit Set For Steel Copper
✔️ 11 annular milling bits M2 alloy steel 3/4 weldon shank

This 14 piece magnetic drill bit set includes precision hole cutting tools designed for industrial machinery maintenance and fabrication shops.

✅ Made from hardened M2AL high speed steel rated for 62 to 65 HRC
✅ Features a 0 75inch 19mm two flat weldon shank base design
✅ Accommodates 4 74mm 0 19in and 6 35mm 0 25in pilot pin setups
✅ Includes hex wrench and foam padded aluminum storage case

💡 How do pros get clean holes with magnetic annular drill bits on heavy steel?

Dialing the right pilot pin depth keeps the shank snug and stops vibration when hitting hard stock Pumping plenty of cutting fluid ditches heat buildup so the teeth stay sharp through repeated passes Keeping an eye on your feed pressure makes these handy tools run smooth on structural beams or copper sheets✝️