[Boatanchors] B&W 375 coax switch

[WW6N]

Hello;
   I just bought a B&W 375 six position coaxial switch and I want to
know what power and frequency range it can be used. 
I am quite sure it can be used in HF band but will it be good in 6 meter band?
Does anybody have a spec sheet?
de WW6N