Features:_x000D__x000D_Turn on the grinder, keep it rotating into the locator, the grinder can punch accurately. _x000D_Great for many electric grinder rotary drill machine. _x000D_This drill locator is made of solid plastic with high quality, sturdy and durable in use. _x000D_You can rotate the card directly to the electric grinding in the holder for fixation. _x000D_It has different depth readings (3/4, 1/2, and 1/4 inch) where you can adjust by sliding the shaft up and down, change depth of cutter by turning the shaft and locks it tight with the screw attached on the side. _x000D__x000D_Specification:_x000D_Material: Plastic_x000D_Color: Black_x000D_Base Diameter: Approx. 6cm / 2.4inch_x000D_Height: Approx. 6.5cm / 2.6inch_x000D_Weight: Approx. 37g / 1.3oz_x000D__x000D_Package Included:_x000D_1 x Drill Locator_x000D__x000D_Note:_x000D__x000D_1. Please allow small size error due to manual measurement. Thanks for your understanding. _x000D_2. Only a drill locator, no other stuff included. 1Turn on the grinder, keep it rotating into the locator, the grinder can punch accurately 2Great for many electric grinder rotary drill machine 3This drill locator is made of solid plastic with high quality, sturdy and durable in use 4You can rotate the card directly to the electric grinding in the holder for fixation 5It has different depth readings (3/4, 1/2, and 1/4 inch) where you can adjust by sliding the shaft up and down, change depth of cutter by turning the shaft and locks it tight with the screw attached on the side