The Starrett Precision Steel Pin Gage Set are used to gage bored features. It is especially useful for gaging the straightness of a relatively deep bore. They are used to test hole size and its geometry. Each pin is centerless lapped and is clearly etched with the stated size. All Starrett pin gages are manufactured to a 0.0002 tolerance and offered in 0.001 increments, it comes with an inspection certificate with every set. Sets are supplied in rugged, high impact protective cases with each space marked for the appropriate gage. It is color coded, fully adjustable Go/No-Go gage handle furnished with each set. All gages are 2 inches long and hardened to RC 60/64. Plus and minus tolerance sets and individual pins are available. Starrett tools are designed to be user-friendly. Whether you're an experienced professional or an amateur when it comes to home improvement, our tools are handy and accessible. Starrett has set the standard for precision, quality, and innovation. Our products are long-lasting and robust with excellent service and performance. Manufacturing long-lasting and easy to use tools that provide consistent and reliable performance since 1880, Starrett tools are made with the highest standard of quality and workmanship, manufacturing more than 5,000 various tools, gages, and instruments, providing fine precision tools for industrial, professional, and consumer markets worldwide. High Precision and Accuracy - Pin Gages are used to gage bored features. It is especially useful for gaging the straightness of a relatively deep bore. They are used to test hole size and its geometry. Easy to Use - Each pin is centerless lapped and is clearly etched with the stated size. All Starrett pin gages are manufactured to a 0.0002 tolerance and offered in 0.001 increments, it comes with an inspection certificate with every set. Durable Construction - Sets are supplied in rugged, high impact protective cases with each space marked for the appropriate gage. It is color coded, fully adjustable Go/No-Go gage handle furnished with each set. Perfect For Any Job - With its durable construction and versatile design, this gage is perfect for any task. All gages are 2 inches long and hardened to RC 60/64. Plus and minus tolerance sets and individual pins are available. The Standard for Excellence - Manufacturing quality tools that provide consistent and reliable performance since 1880, Starrett's commitment to product excellence, has earned them a reputation as one of the most trusted names in the industry. UPC 049659674804 Range 0.011-.060 Inches Brand Name Starrett Unit Count 1.0 Count Item Weight 16 ounces Manufacturer Starrett Material Type Hardened Tool Steel Measurement Accuracy +/-0.0002 inches Item Dimensions L x W 8.9 L x 7.5 W Global Trade Identification Number 00049659674804