Introduction
Retraction shockproof，clear scale; flexible braking, comfortable hand feeling; solid shell, wear-resistant and drop-resistant;thickness upgrade，good straightness; dual use for hanging and holding
Features
0 point correction ruler claw, retractable buffer device;ABS drop resistant shell;ruler hook heat treatment; buckle design;automatic locking by pressing down, retraction by pushing up,non-slip button, positioning brake; matte spraying, micro U-shaped surface; Portable hanging buckle, drawstring design