Need to change the action of your favorite Martin? Our Allen Wrench will help you adjust your guitar’s neck to achieve the action you desire.
This truss rod wrench can be used on the following models
- DSS and OMSS Models
- Modern Deluxe Series
4MM
MADE IN USA

FENDER PU ORIGINAL P BASS
STAGG MELODICA 37-KLAHVIGA SININE
YAMAHA YSL 882OR BB/F CUSTOM XENO TENOR TROMBOON YELLOW BRASS BELL OPEN WRAP REVERSE SL.
FENDER KLASSIKALINE SEERIA WOOD KOHVER PRECISION- JA JAZZ-BASSILE
IBANEZ GRG121DX-BKF
YAMAHA EG112GPII ELEKTRIKITARR PAKK MUST
STAGG NMC1R N SEERIA XLR/XLR KAABEL
HOHNER MARINE BAND 1896 B-HARMONIC MINOR SUUPILLID
SHURE SE215 SOUND ISOLATING EARPHONES MUST
BOSS KATANA 50 MKIII KITARR AMPLIFIER
STAGG SIA-ST PERSONAL IN-EAR MONITOR AMPLIFIER
KLOTZ ATCC0100 RCA TWIN KAABEL 1M.
STAGG UT-30 TENOR UKULELE MAHAGON + KOTT
YAMAHA KLAVER COVER C1/GC1
LINE6 HELIX BACKPACK
STAGG KALI-PRO17-OCE 17 NOTES PROFESSIONAALNE FLAT-BASE KALIMBA
IBANEZ GRG 140 HSS SUNBURST
AKG K712 PRO
VIC FIRTH AJ2 AMERICAN JAZZ TRUMMIPULGAD
BOSS KATANA 112 BASS CABINET
HOHNER BLUES HARP C-MAJOR SUUPILLID
DADDARIO ACCESSORIES HEADSTAND PWHDS 