XTline XT108600 Operation Manual page 45

d) When not in use, idle tools should be stored in a place out of reach of
visitors and children.
e) Maintain careful manipulation with the tool. Check for deflecting or
jamming of turning parts, damaged parts or other conditions which
may influence operating with the tool.
f) Keep tools sharp and clean for better and safer performance. Properly
serviced tools are less likely to become covered in impurities and are
better controlled.
g) Use equipment recommended by the producer of your model only.
Modifications and accessories used at one tool may be dangerous
when used with another model.