SPI 30-916-1 Gage Block Set: 0.05 to 4'' Range, 36 Pc, Economy Grade, Steel

Gage Block Set: 0.05 to 4'' Range, 36 Pc, Economy Grade, Steel Rectangle, 0.000050'' Tolerance, NIST Traceability Certification

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

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

Gage Block Set: 0.05 to 4'' Range, 36 Pc, AS-1 Grade, Steel Rectangle, 0.000050'' Tolerance, ASME B89.1.9-2002

Gage Block Set: 0.05 to 4'' Range, 36 Pc, AS-1 Grade, Steel Square, 12 (0.45-1), 16 (2), 24 (4) & 8 (0.05-0.4) µin Tolerance, ASME B89.1.9-2002