[Digital Display Angle Gauge]Combine a stainless steel ruler and protractor to measure angle and length. Allows full 360 measurement inside and outside [Digital Depth Gauge] 3.14inch or 80mm digital height gauge, used for horizontal and vertical measurement. The electromagnetic bracket can stand alone, which is very convenient. Easily change mm or inch [Data hold function] Without worrying about data deviation, press the hold button at any time to hold the measurement [Large LCD display] Clear digital readings provide quick and easy measurement for your work [Widely Used] This tool is widely used in woodworking, construction, repair, machining, home decoration, etc. Specification: Measuring range: 0-80mm or 0-3 1 or 18" Hole depth: 0-50mm or 0-2" Resolution: 0.01mm or 0.0005" Material: ABS and metal Size: 100x155mm or 3.94x6.1 inch Power supply: CR2032 3V (included) Color: black Features: 1.Measuring range: 0-80mm or 0-3 1 or 18" 2.For manual routers and routing stations, 60mm wide opening 3.This digital depth gauge is a useful tool for measuring the depth of holes in woodworking, metalworking and other applications 4.It can be measured in metric (mm) and imperial (inch) units, and the reading can be easily read on the LCD screen The package includes: 1xdigital depth and height gauge(without battery)