GB/T 818-2000 - Pan head screws with cross recess - Chinese Manufacturers

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Company	Chinese Manufacturers
Description	GB/T 818-2000 - Pan head screws with cross recess
Bill of material	Screws GB/T 818 M4x30
Ident number
Nominal thread diameter	4.000 4.000	mm
Nominal core diameter	3.141 3.141	mm
Pitch of bolt	0.700 0.700	mm
Nominal length	30.000 30.000	mm
Diameter of the head	8.000 8.000	mm
Head height	3.100 3.100	mm
Radius of the raised portion head	6.500 6.500	mm
Cross recess	4.400 4.400	mm
radius	0.200 0.200	mm
Length of the thread run-out	1.200 1.200	mm
Thread length	28.600 28.600	mm