MIUTOYO – Vernier Caliper
Brand: Mitutoyo
Model: Series 531
 
Features:

• The slider moves only when the spring-loaded thumb clamp is depressed.
• Can measure OD, ID, depth and steps
• Supplied with vinyl holster in a fitted carton.

Specifications:
Metric

Range	Order No.	Accuracy	Graduation	Remarks
0 - 150mm	531-101	±0.05mm	0.05mm	—
0 - 200mm	531-102	±0.05mm	0.05mm	—
0 - 300mm	531-103	±0.08mm	0.05mm	—

 
 
Metric/ Inch

• With metric/inch dual scale

Range	Order No.	Accuracy	Graduation		Remarks
			Lower Scale	Upper Scale
0 - 150mm / 0 - 6''	531-122	±0.05mm	0.05mm	1/128''	with inch/mm conversion label
0 - 150mm / 0 - 6''	531-128	±0.03mm	0.02mm	.001”	High-accuracy model
0 - 200mm / 0 - 8”	531-108	±0.05mm	0.05mm	1/128''	—
0 - 200mm / 0 - 8”	531-129	±0.03mm	0.02mm	.001”	High-accuracy model
0 - 300mm / 0 - 12”	531-109	±0.08mm	0.05mm	1/128''	—
0 - 300mm / 0 - 12”	531-112	±0.04mm	0.02mm	.001”	High-accuracy model

 
Dimensions: