Mahr 4800066 81 Piece, 0.1001 to 4", Grade 2, Ceramic Gage Block Set

81 Piece, 0.05 to 4", Grade AS-1, Steel Gage Block Set Rectangular, +16 - 8µ (2"), +20 - 10µ (3"), +24 - 12µ (4"), +8 - 4µ (0.050-1") Tolerance, NIST Traceability Certification

81 Piece, 0.05 to 4", Grade B, Steel Gage Block Set Rectangular, 0.00005" Tolerance, NVLAP Traceability Certification

81 Piece, 0.05 to 4", Grade 0, Steel Gage Block Set Rectangular, Nist & NVLAP Traceability Certification

81 Piece, 0.05 to 4", Grade 0, Steel Gage Block Set Square, Nist & NVLAP Traceability Certification

81 Piece, 0.05 to 4", Grade AS-2, Solid Carbide Gage Block Set Rectangular, 18µ (0.1-0.4"), 24µ (0.05"), 24µ (0.45-1"), 32µ (2"), 40µ (3"), 48µ (4") Tolerance, NIST Traceability Certification