The four mounting holes on the carriage fits 1 HP Bosch Colt Router
And use left 2 rollers to straighten fret wire
*Each mark on the adjustment equals about 0
Red color= 300 grit)
The Fret Fingerboard Leveler has 2 precision ground flat surfaces (the narrow sides)
Understring Radius Gauges knob puller The four mounting holes onSet 9 of gauges (7. 25", 9. 5", 10", 12", 14", 15", 16", 17" and 20"). Laser cut makes it accurate, made of . 051"(1. 3mm) stainless steel with etched radius. 2 5 8" (66. 68mm) wide. Wide version Understring Radius Gauge covers string spreads up to 3 3 4" (95. 25mm)enough for 4 string, 5 string, and many 6 string basses. They'll also handle 7 string and 8 string guitars. Shipping & Return Shipping All orders are processed within 1 2 business days, You