Safety pins · Sampheng wholesale
Safety pin size 6 — 75 mm
Nickel-plated spring steel with a capped point — popular with industry, construction, farming. Wholesale by the box, split by dozen or gross.
Counted, not weighed
Dozen / gross / box
Ships nationwide
Length vs the largest size (7 = 85 mm)
Length7.5 cm · 75 mm (3")
Per box~144 pins
MaterialNickel-plated steel
Wire gauge1.25 mm
Colourssilver (nickel plated)
What size 6 is for
- Shade tarps
- Netting
- Sacks & bags
- Heavy outdoor pinning
Compare with nearby sizes
| Size | Length | Per box | Best for |
|---|---|---|---|
| Size 5 | 65 mm (6.5 cm) | ~216 | Stage & event draping |
| Size 6 (this page) | 75 mm (7.5 cm) | ~144 | Shade tarps |
| Size 7 | 85 mm (8.5 cm) | ~144 | Jumbo keychain pins |
Full size chart → · Canvas & tent guide → · Size-choosing guide → · Wholesale by the box →
FAQ
How long is size 6?
About 7.5 cm (75 mm / 3"), measured cap to coil; makers vary by ±2–3 mm.
How many per box?
About 144 pins per box (counted, not weighed) — also sold by the dozen bunch or 144-pin gross.
Is size 6 enough for tarps?
Yes for typical tarps — for very heavy or high-tension work, step up to size 7 (85 mm).
Order size 6 — tell us how many
Stock check, retail/wholesale quote, and shipping — all in one chat.