Four Pack Abrasive Mounted Stones With Quarter Inch Shank And One Point One Eight Inch Conical Corundum Grinding Heads For Engraving And Polishing On Rotary Tools Aluminum Oxide Finish

Four-Pack Cone Grinding Stones for Engraving and Polishing
✔️ 1/4 in shank, 30 mm head, 56.3 mm length, 4-pack stones

This four-pack of conical corundum grinding heads uses aluminium oxide for durable material removal and precise shaping on rotary tools. The cone geometry is ideal for work inside holes and tight spaces, making it a handy choice for engraving and finishing on steel, alloys, and similar metals.

✅ Pack: 4 mounted grinding stone heads
✅ Shank diameter: 6 mm (1/4 in); head diameter: 30 mm (1.18 in)
✅ Total length: 56.3 mm (2.22 in); grit: 80
✅ Material: Brown fused aluminium oxide; cone shape for precision grinding
✅ Finish: Nickel-plated shank; suited for deburring and surface grinding

💡 What is this conical corundum grinding stone best used for in metalworking?

A handy explanation for buyers seeking a practical overview:

- deburring, surface grinding, and edge finishing on carbon steel and general alloys - precision form grinding and hole finishing with a conical head - compatible with 1/4 in shank grinders and rotary tools