Calibration Block No. 1 (K1), Special Alloy Note: In 2018, PH Tool stopped including the Ø2" (50mm) acrylic plug in this product. Plugs will be available upon special request only, and will add cost. This non-essential feature has long been considered optional per block specifications... Details
Calibration Block No. 1 (K1), Type 304 Stainless Steel Note: In 2018, PH Tool stopped including the Ø2" (50mm) acrylic plug in this product. Plugs will be available upon special request only, and will add cost. This non-essential feature has long been considered optional per block specifications... Details
Calibration Block No. 1 (K1), 1018 Steel Note: In 2018, PH Tool stopped including the Ø2" (50mm) acrylic plug in this product. Plugs will be available upon special request only, and will add cost. This non-essential feature has long been considered optional per block specifications... Details
Calibration Block No. 1 (K1), 7075-T6 Aluminum Note: In 2018, PH Tool stopped including the Ø2" (50mm) acrylic plug in this product. Plugs will be available upon special request only, and will add cost. This non-essential feature has long been considered optional per block specifications... Details