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Fastenio — Precision Fastening Solutions
M3-0.5 Hex Head Cap Screws Fully Threaded Stainless Steel A4 (316)

M3-0.5 Hex Head Cap Screws Fully Threaded Stainless Steel A4 (316)

SKU: FN-BLT-HHB-M3-A4-FT· 5 lengths

Bulk-Only Item

Minimum order quantity: 20,000 pieces per pack. Ships 7 business days after your cart reaches the $500 bulk minimum — bulk-only and regularly-stocked items both count. Learn more →

$930.80/ 20,000 pcs

$0.05/ea

pack

1 pack × 20,000 = 20,000 pieces

Maximum order at this pack size: 1 pack.

In Stock
FN-BLT-HHB-M3X0.5-8MM-SS316-FT-EHEX-PL
Free US shipping 30-day returns Ships ~7 business days

M3-0.5 metric hex head cap screws (hex bolts), DIN 933 / ISO 4017. A hex head for wrench or socket driving, threaded the full length. A4 (316) stainless for marine, chemical and outdoor exposure where A2 is not enough, plain finish. 5 lengths (8mm to 25mm). Sold in production-volume bulk packs.

Material

Stainless Steel

Finish

Plain / Natural

Grade

316 (A4-70)

Size

M3-0.5

Drive Type

Hex External

Head Style

hex

Standard

DIN 933 / ISO 4017

Technical Specifications

Head StyleHex
Width Across Flats5.5 mm
Width Across Corners (min)6.01 mm
Head Height2 mm
Wrench Size5.5mm
ThreadM3-0.5 Coarse
Thread Pitch0.5 mm
Thread CoverageFull Thread
MaterialA4 (316) Stainless Steel
Grade316 (A4-70)
FinishPlain
StandardDIN 933 / ISO 4017