Super Tool Single Counterbore, 9/16" D, Carbide Tipped, Pro Grade Annular Cutter for Fast, Clean Big Holes, Tough Core Cutter for Mag Drills and Steel Work

Super Tool Single Counterbore, 9/16", Carbide
✔️ Single counterbore, 9/16", Carbide, Mag Drill Ready

The Super Tool Counterbore is an annular cutter for fast, clean, large holes in steel with a magnetic drill. Fabricators, steel erectors, welders and maintenance crews use it on mag drills for big holes in plate, beams and tube. This listing is for one single item.

✅ Brand: Super Tool
✅ Mfr part number: 56406
✅ Product type: Counterbore
✅ Pack size: Single, 1 piece
✅ Size or length: 9/16"
✅ Material: Carbide

💡 HSS vs carbide tipped annular cutters, which should I choose?

It depends on the material and how many holes you cut.

• HSS cutters are a solid all around pick for mild steel.
• Carbide tipped cutters last longer and cut stainless and hard steel.
• Cobalt cutters handle heat in tougher alloys.

Grab the Super Tool Counterbore and get the job done right.