Typically used to adjust the preload (against the spring) in shock absorbers on electric scooter suspension.
Comfortable to hold with powder-coated handle.
Manufactured from carbon steel for strength. Phosphating treatment (rust resistant).
45-52mm suits most of your 125-160mm length shock absorbers such those on NAMI Burn-e, Kaabo Wolf GTR, VSETT 10+ shocks such as TurboTouch.
Notes:
Advice on how to properly adjust preload is within notes on the TurboTouch Shocks page. Key considerations is presence of grub screw (which locks position and needs be backed off to adjust) and load on spring which may require a spring press to allow adjustment.