Top Rollers

Universal Concentricity Gage Top Rollers are precision ground and assembled to assure precise runout. All Top Rollers are in stock ready for shipment.

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NEW Top Roller for Small OD's

Concentricity Gage Top Rolls -10 Series
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#146-10 Top Roller	#147-10 Top Roller	#150-10 Top Roller	#160-10 Top Roller	#170-10 Top Roller
Ø 7.9mm [5/16"]	Ø 9.5mm [3/8"]	Ø 12.7mm [1/2"]	Ø 15.8mm [5/8"]	Ø 19mm [3/4"]

Concentricity Gage Top Rolls -20 Series
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#170-20 Top Roller	#180-20 Top Roller	#190-20 Top Roller	#200-20 Top Roller	#205-20 Top Roller
Ø 19mm [3/4"]	Ø 19mm [3/4"]	Ø 22.2mm [7/8"]	Ø 25.5mm [1"]	Ø 25.5mm [1"]

Concentricity Gage Top Rolls -40 Series
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#210-40 Top Roller	#220-40 Top Roller	#221-40 Top Roller	#230-40 Top Roller	#232-40 Top Roller
Ø 19mm [3/4"]	Ø 19mm [3/4"]	Ø 22.2mm [7/8"]	Ø 25.5mm [1"]	Ø 28.5mm [1-1/8"]