Kennedy: 40mm Gade 1 Steel Slip Gauge (M88) Manufactured to BS EN ISO 3650. Available in two grades: Grade 2: For workshop use. Grade 1: For inspection use. Many intermediate sizes to .001mm increments are also available from stock. Inch sizes available on request - many sizes from stock. MPN: KEN3391000K EAN: 5036140338982 40mm Gade 1 Steel Slip Gauge (M88) Attributes: Additional Features: Grade 1: For inspection use Grade: Grade 1 Number of Pieces: 1 Size: 40mm Standards Met: BS EN ISO 3650