1、ACCURATE MEASUREMENT: Woodworking hole ruler is the perfect tool for accurately measuring metric and imperial systems, ensuring accurate lines every time. 2、ALUMINUM ALLOY MATERIAL: Made of premium aluminum alloy and using CNC technology, the scriber ruler is durable, resistant to repeated use, and wear resistant. 3、EASY TO USE: Marking ruler is accurate, versatile, and easy to use. Find the hole corresponding to the scale, insert the pen into the hole, and draw the desired line. 4、65MM: This pocket marker gauge has a size of 65mm, is compact and easy to carry, making it very suitable for use in the workplace or home workshop. 5、APPLICABLE SCENARIO: Suitable for woodworking, handicrafts, and DIY projects. Can be used to create perfectly straight and accurate cross calibration holes and marking lines.