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Countersunk Head Screws

DIN7991 M3 M4 M5 M6 M8 Titanium Countersunk DIN 7991 Hexagon Socket Head Screw Bolt Metric Fastener

Titanium Hexagon Socket Countersunk Head Cap Screws.
Forged, CNC machined Head.
Rolled Thread for Superior Strength.

These bolts accept an allen wrench.

Thread pitch is standard metric thread.

These components are manufactured in Ti-6Al-4V Titanium alloy
is usually reserved for aerospace applications.

These components will give about a 40% weight reduction
when compared with steel.

Ti-6Al-4V (also known as Gr 5) has fantastic corrosion resistance
and will look stay looking good for its entire lifetime.

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DIN7991 Titanium Hexagon Socket Countersunk Head Cap Screws

          DIN7991 Standard Size                                                                                                  Unit: mm

d P dk k s b
Thread Size Pitch of thread Head diameter Thickness of head Hex socket width across flats Thread length
Basic Max Min Max Nom Max Min Basic
M3 0.5 6 5.70 1.7 2 2.10 2.02 12
M4 0.7 8 7.64 2.3 2.5 2.60 2.52 14
M5 0.8 10 9.64 2.8 3 3.10 3.02 16
M6 1.0 12 11.57 3.3 4 4.12 4.02 18
M8 1.25 16 15.57 4.4 5 5.14 5.02 22
M10 1.5 20 19.48 5.5 6 6.14 6.02 26
M12 1.75 24 23.48 6.5 8 8.175 8.025 30
M16 2.0 30 29.48 7.5 10 10.175 10.025 38
M20 2.5 36 35.38 8.5 12 12.212 12.032 46
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