You receive 6 pieces of impact socket adapters, sufficient quantity to meet your use and replacement needs. Our drill socket adapter kit is made of premium 40CR-V steel, reliable and sturdy, not easy to break or deform, and built to last. Designed with 3 models to choose from: 1/4 inch/64.6mm, 1/2 inch/50mm, and 3/8 inch/64.1mm. These adapters are compatible with electric, pneumatic, or drive tools for quick installation, allowing easy and fast drill bit changes. The impact driver conversion adapters are easy to usesimply press the drill bit in until secure. Color: As shown Material: Steel Package Contents: 1 set * socket drill adapter Note: The package includes only the items listed above; other products are not included. Light reflection and differences in display screens may cause slight variations in color between the image and the actual item. Measurement error is +/- 1-3cm.