Telescopic, Stainless Steel

(MM and Inches) Ideal whilst replacing watch straps to gauge the size required

Allows you to measure the size of spring bar without removing the strap. Simply place the spring bar gauge over where the spring bar attaches to the watch and match it. Metal

(Assortment of 450 pcs) Size: 8mm to 24mm; Dia 1.30mm; Each size 25 pcs.

Size: 5/16” (8mm) 3/8” (10mm) 7/16” (18mm) 1/2” (14mm) 5/8” (17mm) 11/16” (18mm) 3/4” (20mm)