M member_1cb0686670 Member Thread starter Posts4 JoinedJan 1970 2026-09-13T08:48:27.000Z #1 I own a knock-off holy trainer and I’d like to add more ventilation holes for better hygiene. If I don’t have power tools, what’s the optimal method? Share Quote Report
M member_917bb963dd Key contributor Posts27 JoinedJan 1970 2026-09-13T19:46:40.440Z #2 To be honest, I can't think of a cleaner alternative to doing it without a power drill. Share Quote Report
M member_ee75320cfa Key contributor Posts38 JoinedJan 1970 2026-09-14T17:19:05.880Z #3 Why not grab a stainless steel model and use sandpaper? It will take a long time but the result is truly custom. Power tools are incredibly affordable these days; why not just use them? Share Quote Report