Safety pins · Sampheng wholesale
Safety pin size 3 — 46 mm
Nickel-plated spring steel with a capped point — popular with sewing, thick fabrics. 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)
Length4.6 cm · 46 mm (1-13/16")
Per box~408–432 pins
MaterialNickel-plated steel
Wire gauge1.00 mm
Colourssilver (nickel plated)
What size 3 is for
- Quilting & duvets
- Denim & thick fabric
- Wide elastic threading
- Long-reach pinning
Compare with nearby sizes
| Size | Length | Per box | Best for |
|---|---|---|---|
| Size 2 | 38 mm (3.8 cm) | ~864 | Race bibs — 4 pins per runner |
| Size 3 (this page) | 46 mm (4.6 cm) | ~408–432 | Quilting & duvets |
| Size 4 | 56 mm (5.6 cm) | ~432 | Cloth diapers |
Full size chart → · Size-choosing guide → · Wholesale by the box →
FAQ
How long is size 3?
About 4.6 cm (46 mm / 1-13/16"), measured cap to coil; makers vary by ±2–3 mm.
How many per box?
About 408–432 pins per box (counted, not weighed) — also sold by the dozen bunch or 144-pin gross.
Which size for quilting?
Size 3 (46 mm) reaches through layered fabric; serious quilters may also want curved pins — just ask.
Order size 3 — tell us how many
Stock check, retail/wholesale quote, and shipping — all in one chat.