ITEM NAME:52Pcs 60&50 Degree Metric Screw Thread Pitch Gauge Blade Gage For Measuring T Gw.Quantity: 52pcs. The feeler gauge with lubricating oil in order to avoid rust. Quenching processing, strong hardness, head with a magnetic. Material: steel. Size: approx. 6.7 x 1.7 x 1.3cm.
