16cm round needle diamond

• Used for finishing on material where the hardness makes conventional files ineffective
• Used by die and mould makers and for special manufacturing applications on materials such as hardened steel, ceramics, glass, graphite
• Shapes match the corresponding conventional needle files
• 2-306 - two convex surfaces of different radii, tapering to a point
• 2-307 - round, tapering to a point
• 2-308 - conical, edges and surfaces taper to a point, uncut back
• Files are covered with diamond grit (D 126) and are supplied in individual plastic pouches
• Single pack