STURDY STAINLESS STEEL KITCHEN SPOON | EstateSales.org There are in total 20 different sized leaves, the wire type is metric-60°. Made of high quality stainless steel, the gauge is sturdy and durable. The wire pitch gauge is great for measuring the pitch of a screw thread. Thread Gauge 29 Degree Acme Screw Pitch Gauge 16 PCS Stainless Steel T-Thread Measuring Stainless Steel Double-sided Bolt Gauge Card Specifications ; Number of Leaves, 20 ; For Thread Location, Internal; External ; Material, Steel ; Locking Mechanism, Yes ; UNSPSC Code, 41111607 The thread pitch gauge is great for measuring the pitch of a screw thread. The indicator is clearly marked for convenient and easy reading. Stainless Steel T Thread Gauge Thread Whitworth Sc... - Vicedeal Small size and lightweight, you can conveniently keep it in your pocket or tool bag.