Ci3 Round 12x2, 5mm Carbide Inserts Spare Knives Blade Suitable for DIY Lathe Woodwork Turning Finisher Tool 10pcs 1. Size: 12mm(0.472 inch) diameter, 2.5mm thickness, 30 cutting angle, 0.178 inch dia. Countersink mounting hole2. Great for wood turning, the correct geometry or cutting angle is sanded to ensure the cutting edge cleanly and safely3. Very ideal for finishing curved, concave surfaces, bow jobs and multipurpose wood turning applications4. Leaves a smooth finish after cuttingProduct Description:Shape: Round Angle: 30 Degree Bore: One Countersink Hole Fits: Ci3 Finisher Hollower Woodworking Lathe or Woodworking Planer, etc. Color: SilverMaterial: CarbidePackage Content:10x12x2.5mm10 x M4x9 ScrewsOnly the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement error is +/- 1-3cm.