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    • Industrial & Scientific
    • Categories
    • Test, Measure & Inspect
    • Calibration
    • Hardness Test Blocks

    Top Sellers

    Wagner CVB Calibration Verification Block $55.00 B00009LI43
    Fowler Full Warranty 53-672-036-0 Steel Shop-Blox Rectangular Economy Gage Block Set, 36 Piece $197.52 B0006J3ML4
    Calibration Set, Shore A, Range 30, 60, 90 $188.00 B007FFTTIM
    Mitutoyo 64AAA590 Calibration Set for Shore A Scales with Nominal 20, 40, and 80 Blocks Included, with Mahogany Case $188.00 B007FFTUGI
    Hach 2745250 Total Hardness Test Strips, 0-425 mg/L $8.99 B007QQZL0U
    Hach 145300 Total Hardness Test Kit, Model 5-B $44.07 B008FM7WLU
    Howard Miller Brinell II Clock $50.00 B00GMLCZWC
    Brilliance for Spas Calcium Hardness Increaser $12.99 B00V6WY9WG
    QHQ-A Portable Pencil Hardness Tester Meter 500g with 13pcs pencils 6B 5B 4B 3B 2B B HB H 2H 3H 4H 5H 6H $159.00 B00XE2EFAW
    B015RKN338 B015RKN338

    Most Gifted

    Wagner CVB Calibration Verification Block $55.00 B00009LI43
    Calibration Set, Shore A, Range 30, 60, 90 $188.00 B007FFTTIM
    Hach 2745250 Total Hardness Test Strips, 0-425 mg/L $8.99 B007QQZL0U
    Hach 145300 Total Hardness Test Kit, Model 5-B $44.07 B008FM7WLU
    Howard Miller Brinell II Clock $50.00 B00GMLCZWC
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