521PCS M6 M8 M10 Flange Bolts Assortment Kit - 8.8 Grade Alloy Steel,Bolt Assortment for Industrial & Construction Use​

Features

• 8.8 Grade Alloy Steel Quality MadeFlange Bolts Assortment Kit with excellent Tensile strength and yield strength, tensile strength is 800MPa, yield strength is 640MPa, orrosion resistance, good wear resistance, hardness item for stable performance
• Wide Application ScenarioWith its specified dimensions and excellent workmanship, the metric bolt assortment can be applied to many fields, industry, auto tool, home use, DIY design
• In the Package169pcs serreted flange bolts, 176pcs matched serreted flange nuts and 176pcs matched flat washers. 521PCS kit provides a comprehensive range of flange bolts for different needs in a bolt assortment
• Well-packed ProductAll of the Bolts & Nuts are packed into a box with compartments to distinguish products of different sizes. Each lattice has a separate packaging bag to maintain the convenience of use
• User-friendlyBuilt-in cards indicate the size and quantities of screws and nuts, making it easy to find the right product for use in many toolboxes. The inner shell of the box can be diy, personalized use. ( Note that this product is not suitable for use by children of any age )