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Socket Head Countersunk Screws ISO 10642 (DIN 7991) M8 in A2 Stainless Steel

A countersunk headed screw conforming with ISO 10642 or DIN 7991, requiring a hex key (otherwise known as an Allen key) to fit. The countersunk head is typically used in conjunction with a countersunk hole providing a flush, snag free fit. Generally manufactured with a full thread, though occasionally some stock may include a partially threaded shank. The head diameter is slightly larger than that of the equivalent DIN 965 Phillips or Pozi driven screw.
Socket Head Countersunk Screws ISO 10642 (DIN 7991) in A2 image
technical drawing of Socket Head Countersunk Screws ISO 10642 (DIN 7991)
Technical Summary
d nominal diameter M8
thread pitch thread pitch 1.25
dk max. maximum head diameter 16.43
dk min. minimum head diameter 15.24
k max. maximum head height 4.960
k min. minimum head height 4.366
s max. maximum drive size 5.140
s min. drive min. 5.020
b minimum thread length 28
t max. maximum recess depth 3.20
t min. minimum recess depth 2.90
e width across corners 5.723
Standard ISO 10642
Material A2 Stainless Steel
all dimensions in millimetres (mm)
html graphic ISO 10642 Standard HTML
pdf graphic ISO 10642 Standard PDF
Description Sale Qtys Qty Price Breakdown Despatch Estimate
Socket Head Csk (Allen) Screw M8 x 8mm in A2 Stainless
(WF74722)
£0.00
Socket Head Csk (Allen) Screw M8 x 10mm in A2 Stainless
(WF2585)
£0.00
Socket Head Csk (Allen) Screw M8 x 12mm in A2 Stainless
(WF2586)
£0.00
Socket Head Csk (Allen) Screw M8 x 14mm in A2 Stainless
(WF74717)
£0.00
Socket Head Csk (Allen) Screw M8 x 16mm in A2 Stainless
(WF2587)
£0.00
Socket Head Csk (Allen) Screw M8 x 18mm in A2 Stainless
(WF74719)
£0.00
Socket Head Csk (Allen) Screw M8 x 20mm in A2 Stainless
(WF2588)
£0.00
Socket Head Csk (Allen) Screw M8 x 22mm in A2 Stainless
(WF74721)
£0.00
Socket Head Csk (Allen) Screw M8 x 25mm in A2 Stainless
(WF2589)
£0.00
Socket Head Csk (Allen) Screw M8 x 30mm in A2 Stainless
(WF2590)
£0.00
Socket Head Csk (Allen) Screw M8 x 35mm in A2 Stainless
(WF2591)
£0.00
Socket Head Csk (Allen) Screw M8 x 40mm in A2 Stainless
(WF2592)
£0.00
Socket Head Csk (Allen) Screw M8 x 45mm in A2 Stainless
(WF2593)
£0.00
Socket Head Csk (Allen) Screw M8 x 50mm in A2 Stainless
(WF2594)
£0.00
Socket Head Csk (Allen) Screw M8 x 55mm in A2 Stainless
(WF74794)
£0.00
Socket Head Csk (Allen) Screw M8 x 60mm in A2 Stainless
(WF2595)
£0.00
Socket Head Csk (Allen) Screw M8 x 65mm in A2 Stainless
(WF74796)
£0.00
Socket Head Csk (Allen) Screw M8 x 70mm in A2 Stainless
(WF2596)
£0.00
Socket Head Csk (Allen) Screw M8 x 80mm in A2 Stainless
(WF2597)
£0.00
Socket Head Csk (Allen) Screw M8 x 100mm in A2 Stainless
(WF2599)
£0.00
Socket Head Csk (Allen) Screw M8 x 110mm in A2 Stainless
(WF74786)
£0.00
Socket Head Csk (Allen) Screw M8 x 120mm in A2 Stainless
(WF74787)
£0.00
Socket Head Csk (Allen) Screw M8 x 130mm in A2 Stainless
(WF76618)
£0.00
Socket Head Csk (Allen) Screw M8 x 140mm in A2 Stainless
(WF76619)
£0.00
Socket Head Csk (Allen) Screw M8 x 150mm in A2 Stainless
(WF20342)
£0.00
Socket Head Csk (Allen) Screw M8 x 160mm in A2 Stainless
(WF76621)
£0.00
Socket Head Csk (Allen) Screw M8 x 170mm in A2 Stainless
(WF76622)
£0.00
Socket Head Csk (Allen) Screw M8 x 180mm in A2 Stainless
(WF34519)
£0.00
Socket Head Csk (Allen) Screw M8 x 190mm in A2 Stainless
(WF76624)
£0.00
Socket Head Csk (Allen) Screw M8 x 200mm in A2 Stainless
(WF34606)
£0.00
Prices are subject to quantity discounts based on a sliding scale. Enter the desired quantity in the relevant box in the table above. This will automatically calculate a line price indicating the applicable rate for the quantities selected. All prices shown exclude VAT.
technical drawing of Socket Head Countersunk Screws ISO 10642 (DIN 7991)
Technical Summary
d nominal diameter M8
thread pitch thread pitch 1.25
dk max. maximum head diameter 16.43
dk min. minimum head diameter 15.24
k max. maximum head height 4.960
k min. minimum head height 4.366
s max. maximum drive size 5.140
s min. drive min. 5.020
b minimum thread length 28
t max. maximum recess depth 3.20
t min. minimum recess depth 2.90
e width across corners 5.723
Standard ISO 10642
Material A2 Stainless Steel
all dimensions in millimetres (mm)
html graphic ISO 10642 Standard HTML
pdf graphic ISO 10642 Standard PDF