Countersunk screw ISO 10642 / DIN 7991, M 8x12, head 16 mm, hex socket 5 mm, steel 8.8, plain

With a countersunk head 16 mm in diameter and 5.0 mm high, this screw to ISO 10642 and DIN 7991 stays flush with the surface. It carries thread M 8 at 12 mm length and is fitted with a hexagon key of 5 mm width across flats. It is made from plain steel (black), property class 8.8.

Benefits

• head diameter 16 mm and head height 5.0 mm to ISO 10642, matching the standard counterbore
• hexagon socket with 5 mm width across flats for a high tightening torque in a tight space
• thread M 8 over 12 mm of shank length
• thread up to approximately the head, the full depth of engagement can be used
• property class 8.8 for general mechanical engineering
• a flush finish, at 5.0 mm head height no edge is left standing above the joint

Applications

It finds its place in equipment and apparatus construction, on housings and front plates where a protruding head would be in the way.

Standards and conformity

The screw is made to ISO 10642 and DIN 7991. The material is stated as property class 8.8.