M4-0.7 x 12 Metric DIN 7985A Phil Pan Sem type H DIN 127B Split Lockwasher Full Thrd Zinc BF188 The black oxide and oil

The black oxide and oil finish provides additional protection and lubricity

Its slotted drive allows for easy installation and removal using a standard flat-head screwdriver

which provides excellent corrosion resistance in a variety of environments

It is also a popular choice for use in hobby and craft projects

Made from durable steel and heat-treated for added strength

M4-0.7 x 12 Metric DIN 7985A Phil Pan Sem type H DIN 127B Split Lockwasher Full Thrd Zinc BF188 The black oxide and oilThese DIN 7985A metric split lock washers are designed to prevent loosening under vibration. They are manufactured from spring steel and have a zinc plated finish for corrosion resistance. These washers are full threaded and have a split design that allows them to be easily installed and removed. They are commonly used in automotive, aerospace, and industrial applications.