Our military black screws are 316 A4 marine grade stainless steel and zinc coated in black.
No.6 Countersunk Self Tapping Screws
No.6 x 1/2" (13mm)
Stainless steel (316 A4)
Black zinc coating
DIN 9782 specification
Further Information
Gauge / (Metric) - dk(max) k(max)
#2 (2.2) - 4.3 1.3
#4 (2.9) - 5.5 1.7
#6 (3.5) - 6.8 2.1
#7 (3.9) - 7.5 2.3
#8 (4.2) - 8.1 2.5
#10 (4.8) - 9.5 3
#12 (5.5) - 10.8 3.4
#14 (6.3) - 12.4 3.8
UK
We post everyday with Royal Mail 24.
Shipping is free for UK customers
We also can offer to upgrade to
RM 24 tracked or Next day guaranteed
Ireland
DHL Express (Next day - 2 days) if paid before 3pm
DHL Economy (2 - 4 days) if paid before 3pm
We may send economy if the weight above 2kg
EU
Royal Mail International Tracked ( 5 - 10 days )
DHL Express ( Next day to 2 days )