Features:
1) Facture: Punching
2) Specification: 4#
3) Dimensions: Normal inner dimensions suitable for normal brass zippers,
And we can modify dimensions according to clients' different requests
4) Materials: Brass (H65/35), copper (H85/15)
5) Colors: Raw colors, other colors according to clients' requirements
6) Applications: C/E brass zippers, jeans, jackets
7) Advantages:
A) Pulled attachment strength: >200N (above ASTM D2061: 68.1)
B) Twist-off strength: >1.5lbs/inch (above ASTM F963-96A)
C) Reciprocating times: >500 cycles
8) Standards: ASTM (American standard), BS3084-1992 (British standard),
QB/T2171-95 (Chinese standard)
9) Weight: 388pcs/kg (4# brass), 375pcs/kg (4# copper)
10) Special requirements available: Nickel free, nonmagnetic, different
Shapes for pullers

Inner packing:
1,000pcs/poly bag

Outer packing:
10 poly bags/carton or wooden case