STARRETT End Measuring Rod / Model: 234B-3

Specifications

• Made in America: Yes
• Length (in): 3''
• Set Quantity: 1
• Diameter (in): 1/4''
• End Geometry: Spherical
• Handle Type: Without Insulating Handle

• Rods or “standards” are for checking and setting micrometers of 2'' capacity and larger
• Used on machine tools for comparing gages
• Ideal for checking precision measuring tools
• Useful for measuring parallel surfaces
• Available plain or with insulated handles to minimize expansion by heat when held in the hand
• These standards are the ones used for all micrometers furnished with standards
• Made of special tool steel in rod form with ends hardened and accurately lapped to a spherical radius
• Larger sizes available on special order
• Ring-type knurled lock nut for quick and sure locking