You should brush your teeth every day. But gun grips and knife scales can be cleaned much less frequently. The cleaning method depends on the material
How to clean wooden grips (scales)?
Maple, Amaranth, Karelian birch, Walnut, Merbau. Due to its natural properties, the wood may darken slightly over time. To lighten it and restore its original contrast, you’ll need sandpaper with a grit of 200 or higher. Gently rub the surface, blowing away any wood dust. Then apply two coats of any protective clear oil and let it dry for two days in a well-ventilated room. I would recommend OSMO 3101
WARNING! Do not do this on surfaces painted in colors other than maple. If you sand over red acrylic, you will no longer have red acrylic
WARNING! Do not do this too often. If there is a decorative pattern, it will wear away completely after frequent sanding
Padauk. What a tricky wood! This exotic wood is naturally rich in oils. When protective oil is applied to the surface, padauk releases its own oils, causing the oil to dry unevenly. Twenty-four hours after applying the oil, wipe the surface with a soft cloth dampened with warm water to remove any excess
Wenge. Everything is the same
When cleaning wooden grips (scales)?
This is usually done after a year or more. Consider the circumstances and frequency of use. I’m sure you all wash your hands before shooting