HHIP 4101-0012 (M2-) Pin Gage Set – 250 pcs, 0.251"-0.500", Minus Standard Inch Class ZZ, Hardened 60-62 RC Steel, 10µm Surface Finish, 2" Pins, Precision Inspection Tool in Labeled Dust-Proof Case

HHIP 4101-0012 (M2-) Pin Gage Set – 250 pcs, 0.251"-0.500", Minus Standard Inch Class ZZ, Hardened 60-62 RC Steel, 10µm Surface Finish, 2" Pins, Precision Inspection Tool in Labeled Dust-Proof Case

• PRECISION-GRADE MEASUREMENT: The HHIP 4101-0012 Class ZZ pin gage set covers 0.251" to 0.500" with 250 fully hardened pins for accurate hole verification, distance measurement and calibration in tool rooms and inspection labs where tight tolerance matters
• HARDENED AND GROUND FOR DURABILITY: Each gage pin is made from high-carbon tool steel, hardened to 60-62 Rockwell C for long-term wear resistance. Surface finish is 10 microns or better, providing smooth precise fit and extended service life in daily use.
• CLASS ZZ ACCURACY MINUS TOLERANCE: Designed to meet Class ZZ specs of –0.0002" /+0.0000", each pin is precision-ground for repeatable readings. Ideal for checking bore diameters, calibrating instruments, and verifying machined part dimensions accurately.
• ORGANIZED FOR EFFICIENCY AND PROTECTION: Supplied in a sturdy, dust-proof plastic case with clearly marked sizes for fast identification. The compact layout protects pins from contamination, damage, keeps edges clean for accurate inspection and assembly
• PROFESSIONAL INSPECTION STANDARD: Each pin gage is 2" long, uniformly finished, and manufactured to tight tolerances for dimensional control and quality assurance. Perfect for machinists, calibration techs, and engineers needing repeatable precision.