219 Pcs M4 M5 M6 Flat Head Screws Alloy Steel Hex Socket Cap Bolts and Nuts, Hexagon Countersunk Machine Screw Fasteners Assortment Set Kit with 3 Allen Keys(Black)

【Material】Hex socket flat head bolts and nuts set are made of 10.9 grade alloy steel with black plated 【3 Sizes】Total 219 pcs black flat head hexagonal bolts and nuts. Includes M4/M5/M6, length sizes of 10/16/25mm hexagonal bolts screws nuts, 3 allen wrenches 【Easy to Install】With the hexagonal groove, it is not easy to slide, it is easier to install and saves time 【Wide Application】Widely used in the home and office appliance, communication equipment, ship assembly and other machinery industry, furniture, car and motorcycle repair and DIY inventions, industrial and construction fasteners, etc 【Convenient storage】Each sizes of metric screws and nuts are individually stowed by type in an easy to carry clear case. Easy to store and use, so that the screws will not be lost or mixed up during use