7Akiranoai Conversion Adapter Drive Socket Adapter Set Durable 8-piece Set, 1/4" 3/8" 1/2" 3/4" (with Case)

【Package】: 1" F to 3/4" M reducer; 3/4" F to 1/2" M reducer; 1/2" F to 3/8" M reducer; 3/8" F to 1/4" M reducer; 1/4" F-3/8" M converter adapter; 3/8" F to 1/2" M adapter; 1/2" F to 3/4" M adapter; 3/4" F-1" M adapter; [Excellent material]: Unlike conventional black oxide coatings, this product uses manganese phosphate black coating, which has excellent corrosion resistance and rust prevention properties, allowing it to be used and stored for long periods of time. [Superior CR-MO Steel]: Constructed of heat-treated forged chrome-molybdenum steel material, the impact adapter set is ultra-hard, which can reduce wear, enhance torque and provide ultra-rust resistance. Spring-Loaded Ball Detent: The spring-loaded detent ball holds the socket securely in place and features a through-hole that allows for the use of a locking pin or ring. A through-hole on the drive side holds the adapter securely onto the drive tang. 【Warm Tips】:If there is a layer of oil on the socket of the set you received, please rest assured that it is a normal new set. This is anti-rust oil specially applied to protect the product. Please be careful when using it.