Specification Brand : Windzerdong BulletPoint1 : Inside Micrometer Combining extension rods 50-175mm BulletPoint2 : The combining of extension rods provides a wide measuring range BulletPoint3 : Supplied with a standard caliper gage for zero setting BulletPoint4 : For any issue after purchase, don't hesitate to send an email to us, we will deal with the problem positively BulletPoint5 : Package Contents: Includes 1 x R Axis Trimming Station with a station diameter of 40mm, load capacity of 9.8N (1kgf), and Vernier scale cursor minimum reading of 0.1mm. BulletPoint6 : Welcome and I wish you a happy life, my friend. Color : One Color ExternallyAssignedProductIdentifier : 7695732743337 IncludedComponents : No ItemName : Windzerdong 50-600mm 0.01mm Inside Micrometer Combining Extension rods(50-100mm) ItemPackageDimensions_Height : 1 centimeters ItemPackageDimensions_Length : 3 centimeters ItemPackageDimensions_Width : 2 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : micrometer-accessories Manufacturer : Windzerdong MeasurementAccuracy : 1 ModelNumber : Windzerdong NumberOfBoxes : 1 NumberOfItems : 1 PartNumber : Windzerdong ProductDescription : Inside Micrometer Combining extension rods 50-175mm The combining of extension rods provides a wide measuring range. Supplied with a standard caliper gage for zero setting.