1. Usage This multi-functional tap socket adapter kit is designed for machine taps and is compatible with pneumatic screwdrivers, electric screwdrivers, and electric drills. It can ensure a connection between the tap and the socket adapter and prevent slippage during use. 2. Safety Clip The socket has a built-in clip with a square design, which can hold the tap firmly, enhancing safety and work efficiency. 3. High Concentricity The included tap collets range from 1.5 to 16 millimeters, with a 1/4-inch hexagonal shank. This tool can meet the requirements for high concentricity of machine taps of the same size. 4. High Strength This adapter kit is made of materials with good strength and wear resistance, which can ensure smooth operation. 5. Color Black 6. Material Carbon steel 7. Package Contents 8 tap socket adapters ( - M16) Only the above package contents are included, and no other products are provided. 8. Precautions Due to light reflection and different monitors, the color of the items in the picture may differ slightly from the actual product. A measurement error of +/- 1 - 3 centimeters is allowed.