
- HOSCO
STEP GAUGE
H-SG-G
Product Spec
Item
HOSCO STEP GAUGE for Guitar
Pat. No.
10837751
Size
83 x 33 x 0.1mm
Scale
Metric (mm/10) 1=0.1mm
Material
Stainless steel
For
Acoustic, Classical, Electric guitars and Basses
(scale length : approx. 600 - 900mm)
*
Stylish aluminum case(93 x 60 x 5mm)
Characteristic
Step Gauge is an excellent gauge essential for checking the condition and adjusting fretted instruments , combining three functions. (Made in Japan, patented)
3 basic functions

“Nut slot height”
by 0.1mm correctly

“Fret crown height”
by 0.1mm quickly

“String action”
by 0.1mm clearly with slits
Other functions

Nut width (400+20) /10=42mm

Pickup height

Saddle Slot depth

Fret Slot depth
How to use
Nut Slot height

STEP. 1
Set Step Gauge (Nut Slot part) in the string slot which you want to check, and then put Step Gauge
(2 legs) to contact a fingerboard. Slide the gauge to headstock keeping both legs contacting a fingerboard. Step Gauge will stop when the gauge contacts nut slot.

STEP. 2
Read the number on the nut. Number is 10 times of mm. So divide by 10.
ex. 13, 13/10=1.3mm

attention
If the leg is floating from fingerboard. Slide back the gauge until both legs contact a fingerboard again.
Fret Crown height

STEP. 1
Set Step Gauge (Crown part) over a fret which you want to check.
Slide the gauge to right and left and find the position fret crown top contacts gauge.

STEP. 2
Read the number on the fret crown. Number is 10 times of mm. So divide by 10.
ex. 10+2=12, 12/10 =1.2mm
String Action

STEP. 1
Set Step Gauge (String Action part) at the position which you want to check on the fingerboard.
STEP. 2
Slide the gauge to right and left and find the same position as the string bottom. 3 : There are slits every 0.1mm level. So easy to see the level checking.
STEP. 3
Read the number. Number is 10 times of mm. So divide by 10.
ex. 33, 33/10=3.3mm