The adjustable drill guide allows you to control the angle of the drill. Excellent workmanship, strict quality control and assurance, high safety coefficient, you can use it with confidence. Greatly improves accuracy, saves time and is easy to use. Good wear resistance, high strength and hardness. The drill bit is sharp and rigid, and the jig can clamp the wood firmly. Includes brass stopper (8mm hole), 10mm wood drill, 8mm wood drill*2, 15mm wood drill, 10mm drill bit, wood stick*3, hex wrench*2.