INSIZE 4820 Series Universal Thread Pitch Gauge Range:0.25-6mm / 4-62 TPI Index or Replace When Worn

Index or Replace When Worn — Swap the blade at end of life — no need to re-buy the body

Size Range: 1/8" x 27 – 1" x 11

Ground reference base sits flat and stable on the machine surface for a reliable reading every time

Select the size/spec matching your grinder below

INSIZE 4820 Series Universal Thread Pitch Gauge Range:0.25-6mm / 4-62 TPI Index or Replace When WornINSIZE 4820 Series Universal Thread Pitch Gauge Universal screw thread pitch gauge covering Metric 60, Whitworth 55 and Unified 60 thread forms in one folding leaf set, for identifying thread pitch across multiple standards. Features Multi Standard Coverage Metric 60, Whitworth 55 and Unified 60 leaves in one set Graduated Leaf Set Each leaf is cut to a standard thread pitch for direct comparison Medium Carbon Steel Leaves Durable leaves hold their