The circumference of this item is 7.25" - 13" and the width is .630", there are 40 links inside and 41 links on the outside.
Advanced Product Description:
A. Black ABS plastic cap. Molded with Desco's name and part number
B. 300 series stainless steel backplate (0.015" thick). Manufacturing date code is stamped into stainless steel back plate.
C. 4mm snap stud machined from 300 series stainless steel. Fits to 4mm spring loaded medical type socket. Coil cord disengages from snap with 1-5 lbs of perpendicular force. Durable, providing long life well beyond that of sheet metal snaps.
D. Premium metal expansion wrist strap. Inside links are constructed of 300 Series Stainless Steel. Width of links is 0.630"
E. .002" polyphenylsulfone sheet is laminated to each link before assembly. Provides gt; 5,000 volt RMS insulation per ASTM D149. Will not flake or peel.
F. Underwriter's Laboratory listed 90P1C
Meets or exceeds requirements of EOS/ESD-S1-1987
Metal Expansion Wristband
Used with a coil cord to create a path-to-ground for an operator with resistance lt;3.5 x 10E7 ohms per the required limits of ANSI/ESD S20.20 for Method 1.
Medical Grade Series Stainless Steel Backplate and Links
Creates a more reliable path-to-ground for the operator.
Solid Stainless Steel Machined Snap Stud
Solid material will provide a consistent 1-5 pound release to prevent accidental disconnects between wristband and cord.
Provided so that the lifespan of the product may tracked and to ensure quality control.
Meets UL requirements to ensure operator safety.
Made in United States of America
"Metal expansion bracelet style wrist cuffs may trap moisture underneath and can be more effective for people with dry skin." (ESD Handbook TR 20.20 section 184.108.40.206.3)