PREMIUM MATERIAL: This hex head is made of high quality 304 stainless steel, which could not be rusted, and it has a widely used in industry.
EASY TO USE: Similar to countersunk head screws, the nail head is embedded in the machine parts. Generally used in various machine tools and accessories.
TRANSPARENT BOX: This set is organized by size in a transparent storage case for quick access and protection.
SIZE: There are 7 different sizes in one set to meet your various needs.
IDEAL ACCESSORIES: Ideal for use by a variety of workers and repairmen from plumbers to assemblymen both professional and amateur.