Starrett Thread Pitch Gauge Set,Thread Ang 60 deg 156M

Thread Pitch Gauge Set, Included Thread Pitch - mm 0.25 mm to 2.5 mm, Maximum TPI 2.5mm, Minimum TPI 0.25 mm, Number of Leaves 28, Thread Angle 60 Degrees , Thread Type Metric, Gauge Material Steel, Locking Device Yes

|Product SKU: 681-50589|For determining the pitch of various threads|Pitch marked on leaf|Steel case|Narrow design of leaves permits checking of internal threads and external threads|With locking device