NIUNIU Shock-resistant plastic. Features side-by-side, T-shaped, side-by-side seams, ideal for drilling and repairing wood seams in wood work. Quick Locate - Quick Locate Pin Clips automatically center on the map to locate connections quickly and accurately. Adjustable Position - The deflector position can be adjusted as needed. Adjustment range is 0 to 50mm for 6/8/10mm drills. Thickness is available for cards up to 31mm thick and cards up to 1-1/4" thick. Widely used for drilling wood, used in most manual wood drills and electric drills. Specification: Material: plastic + metal Color: yellow, blue, green, black (optional) Use: wood drill For 6/8/10mm drill bits and corks Adjustment range 4~45mm Product size: 192*71mm how to use: 1. Adjust the positioning scale to determine the distance between the first and second pieces and the edge of the board. 2. After fixing the position, select the drill bit corresponding to the wick guide to start drilling. 3. After drilling three holes, remove the nut nut. 4. Use dowels to connect the holes to the third hole (make sure the distance between each hole is the same). 5. Drill the holes. Delivery Contents: 1 x Woodworking Straight Hole Locator (Only the above package contents, no other products) The delivery color is subject to the first main picture