Blue Spot 40644 Assorted Internal and External Circlip Set 285 Piece Features and Benefits: Includes the most popular sizes of internal and external circlips Includes carrying case for quick and convenient storage Contains 285 assorted internal and external circlips Contents: Internal: 10mm (X15), 12mm (X15), 14mm (X15), 16mm (X15), 18mm (X15), 20mm (X15). External: 6mm (X20), 8mm (X20), 10mm (X20), 11mm (X20), 12mm (X20), 14mm (X20), 16mm (X20), 18mm (X20), 20mm (X10), 22mm (X10), 25mm (X10), 32mm (X5).