• Self centering feature for quick measurement of inside diameters of hole and width of slots
• Both gaging ends are heat treated stainless steel and ground to a sphere
• Satin chrome finish
• Supplied in storage pouch

Gauges included in set...

• 5/16" to 1/2" (8mm to 12.7)
• 1/2" to 3/4" (12.7mm to 19mm)
• 3/4" to 1-1/4" (19mm to 32mm)
• 1-1/4" to 2-1/8" (32mm to 54mm)
• 2-1/8" to 3-1/2" (54mm to 90mm)
• 3-1/2" to 6" (90mm to 150mm)