Features Easy Adaptability: Set up fences, blades, and other tools' heights quickly to achieve hundreds of measurements easily. Faster and more accurate than using combination squares. Accuracy at Its Best: Each solid aluminum structure block is 100mm long, with accurate groupings sizes from 1/16in to 1in. Robust and Protective: Anodized aluminum blocks defend your cutters and saws from dents, ensuring incisive cutting edges. la-ser engraved markings won't fade. Clear and Convenient: la-ser etched labels on each block ensure easy readability. Comes with a suitable case for secure transportation and storage. High Accuracy: Achieve accuracy in setting table saw blades or milling machines with measurements accurate to ±0.001in. Increments of 1/32in make any measurement from 1/16in to 1in accurate. Spec: Item Type: Setup Blocks Material: Aluminium Alloy Specification: 1/16in, 3/32in, 1/8in, 5/32in, 3/16in, 7/32in, 1/4in, 5/16in, 3/8in, 7/16in, 15/32in, 1/2in, 23/32in, 3/4in, 1in. Length: Approx. 100mm / 3.94in Accuracy: ±0.001 accuracy How to Use: Measure directly for use Package List: 15 x Gauge Blocks 1 x Storage Case Package List 15 x Gauge Blocks 1 x Storage Case