Grinding stones set Dedra 8-piece (precision) — Dedra 08T605

Set of 8 precision grinding stones by Dedra designed for detailed shaping, sharpening and surface finishing of metal, wood and composite materials. These small abrasive stones are intended for use with rotary tools and bench grinders and provide controlled material removal for deburring, edge profiling and fine grinding tasks in small workshops and hobby projects. The set combines several stone shapes to access tight spots and varied contours while maintaining consistent abrasive performance.

Advantages

The set offers a selection of eight precision stones that cover common profiles used for finishing and sharpening. Stones are suited for both delicate contour work and general-purpose deburring, allowing users to switch between shapes without changing grit type. Their compact size enables access to narrow grooves and detailed areas, and compatibility with standard rotary tool collets or bench grinder attachments simplifies mounting and replacement. The stones are balanced for controlled removal and repeatable results in small-scale applications.

Suitable for

• Shaping and profiling metal edges and small parts
• Sharpening tools, blades and cutters on rotary tools
• Deburring holes, slots and machined surfaces
• Fine grinding and finishing of wood and composite details
• Model making, electronics, jewellery repairs and hobby work

Key specifications

• Quantity: 8 precision grinding stones
• Material: bonded abrasive suitable for metal, wood and composites
• Compatibility: for use with rotary tools and small bench grinder attachments
• Shapes: assorted profiles for contouring, edge work and internal surfaces
• Typical use: finishing, sharpening, deburring and detailed material removal

How to use

Select a stone shape appropriate for the task and mount it securely in the rotary tool collet or grinder arbor according to the tool manufacturer’s instructions. Start at low speed to check fit and balance, then increase speed as recommended for the material and abrasive type. Apply light, even pressure and maintain motion to avoid overheating or creating grooves. For sharpening, establish the desired angle with steady passes. Clean the workpiece and inspect the surface regularly to confirm desired progress and avoid over-grinding.

Usage recommendations

Use appropriate personal protective equipment such as safety glasses and gloves. Work at recommended speeds for the material being worked and allow the stone to cool between prolonged passes. Replace stones that show excessive wear, cracking or imbalance to maintain safety and consistent results.