This impact socket magnetic nut screwdriver set is a versatile addition to your tool collection. Designed for 1/4" hex shank bits, this set is perfect for a range of quick-change chucks, flashlights, and screwdrivers. The bell-shape design and magnetic hex insert ensure a secure hold for quick installations. Crafted from heat-treated chrome Vanadium steel, this set offers extra hardness, excellent abrasion resistance, and long service life. Compatible with various tools such as pneumatic screwdrivers, electric drills, and manual screwdrivers, this set is a must-have for any DIY enthusiast or professional.