Countersunk screw ISO 10642 / DIN 7991, M 6x30, head 12 mm, hex socket 4 mm, steel 10.9, zinc-plated

Where a bolted joint has to stay flat, the countersunk screw to ISO 10642 and DIN 7991 works with thread M 6 and 30 mm length. The head measures 12 mm across and 3.7 mm in height, the hexagon socket has a width across flats of 4 mm. It is supplied in zinc-plated steel, property class 10.9.

Benefits

• head diameter 12 mm and head height 3.7 mm to ISO 10642, matching the standard counterbore
• hexagon socket with 4 mm width across flats for a high tightening torque in a tight space
• thread M 6 over 30 mm of shank length
• thread up to approximately the head, the full depth of engagement can be used
• property class 10.9 with a zinc-plated surface
• a flush finish, at 3.7 mm head height no edge is left standing above the joint

Applications

It is used in machine and plant engineering, on panels, covers and cover plates whose surface must stay flat.

Standards and conformity

The screw is made to ISO 10642 and DIN 7991. The material is stated as property class 10.9.