材质：UL合格之NYLON66（黑色），防火等级94V-2。

用途：使粗糙的铁孔变成圆滑的出线孔。各种电线电缆之保护及绝缘。

用法：不需工具，只要用手轻轻一压，即可完全装配。

特点：对于出线已装配好而未加任何径套保护时，开口型护线套可于事后子啊补装“（不必重新拆线），而达到保护电线孩子功能。

Material: UL qualified NYLON66 (black), fire rating 94V-2.

Purpose: To turn a rough iron hole into a smooth outlet hole. Protection and insulation of all kinds of wires and cables.

Usage: No tools required, just press lightly by hand, and it can be fully assembled.

Features: When the outgoing wire has been assembled without any diameter sleeve protection, the open wire guard sleeve can be reinstalled afterwards (no need to re-disassemble the wire), and achieve the function of protecting the wire child.