ITEM NAME:Blue Inch Cutter Head Height Ruler Measuring Gauge Tool for Table Saw Milli Z4C7 Blue Inch Cutter Head Height Ruler Measuring Gauge Tool for Table Saw Milli Z4C7 Feature: Woodworking measure height depth DIY Supplies: Woodworking Color: Blue Material: Aluminum alloy Size:120*49*5mm Package Contents: 1 * Woodworking Measuring.Material: Aluminum alloy.