The Hosco Groobar is a the perfect aid to help you cut nut slots.  Simply choose your thickness, slide against the nut, and file away until you see marks in the groobar.  That's when you know you've reached your desired depth.  Never file your nut slot too deep again!

Sold in a set of 4 for Guitar

Features

  • Comes in set of 4
  • Never file your nut slots too deep ever again
  • Made from non hardened steel
  • Size: 12.5mmx80mm
  • H=0.065” (1.65mm) / M=0.056” (1.42mm)
  • L1=0.050” (1.27mm) / L2=0.042” (1.07mm)
  • Made in Japan

https://youtu.be/XEpUi398_Fk

: Hosco H-GB4 Groobar™ Nut Slot Assist Tool
: HC-H-GB4
UPC: 746760480354