Countersunk screw ISO 10642 / DIN 7991, M 4x12, head 8 mm, hex socket 2.5 mm, stainless steel A4

Where a bolted joint has to stay flat, the countersunk screw to ISO 10642 and DIN 7991 works with thread M 4 and 12 mm length. The head measures 8 mm across and 2.5 mm in height, the hexagon socket has a width across flats of 2.5 mm. It is supplied in stainless steel A4.

Benefits

• head diameter 8 mm and head height 2.5 mm to ISO 10642, matching the standard counterbore
• hexagon socket with 2.5 mm width across flats for a high tightening torque in a tight space
• thread M 4 over 12 mm of shank length
• thread up to approximately the head, the full depth of engagement can be used
• stainless steel A4 is also rated for chloride-bearing and marine environments
• a flush finish, at 2.5 mm head height no edge is left standing above the joint

Applications

Its place is in furniture and shopfitting, on fittings and hinges that have to sit flush.

Standards and conformity

The screw is made to ISO 10642 and DIN 7991. The material is stated as stainless steel A4 to ISO 3506.