SELF-SANITIZATION AGAINST BACTERIA AND FUNGI
Technopolymer

Material
Glass-fibre reinforced polyamide based (PA) technopolymer, black colour, matte finish.
VB.639/130: glass-fibre reinforced polypropylene based (PP) technopolymer, black colour, matte finish.
Standard executions
- VB.639-A: black-oxide steel boss, plain blind hole.
- VB.639-B: brass boss, threaded blind hole.
- VB.639-FP: brass boss, threaded pass-through hole.
- VB.639-p: zinc-plated steel threaded stud with chamfered flat end as in ISO 4753 (see Technical Data).
Applications
This knob has been designed for heavy duty work where the use of a hammer for a firmer clamping action is required.
Other executions on request
Metric plain or threaded blind holes.