Telephone 01202 478899
Facsimile 01202 474222
sales@nutsaboutbolts.org
We supply Machine Screws in steel grade 4.8, Stainless Steel grades A2 (304) & A4 (316) and can also be produced in any material you require.

Dimensions for DIN963 Slotted Countersunk Machine Screws

Diameter Pitch Head Diameter Head Depth Slot Width
M1.6 0.35mm 3.0mm 1.0mm 0.4mm
M2 0.4mm 3.8mm 1.2mm 0.5mm
M2.5 0.45mm 4.7mm 1.5mm 0.6mm
M3 0.5mm 5.6mm 1.65mm 0.8mm
M3.5 0.6mm 6.5mm 1.93mm 1.0mm
M4 0.7mm 7.5mm 2.2mm 1.0mm
M5 0.8mm 9.2mm 2.5mm 1.2mm
M6 1.0mm 11.0mm 3.0mm 1.6mm
M8 1.25mm 14.5mm 4.0mm 2mm
M10 1.5mm 18.0mm 5.0mm 2.5
M12 1.75mm 22.0mm 6.0mm 3.0
M16 2.0mm 29.0mm 8.0mm 4.0
M20 2.5mm 36.0mm 10.0mm 3.0