Humboldt Mfg Penetration Needles for Bituminous Materials

Bituminous materials; ASTM D5; AASHTO T49, IP49; ASA Std., A37.1; Fed Spec. SS.R. 406C, Meth. 214.01, Standard hardened stainless steel needle. H-1280 (Cat. No. 621-10119) and H-1300 (Cat. No. 621-10125) feature 40 to 45 mm exposed needle lengths; H-1290 (Cat. No. 621-10122) and H-1302 (Cat. No. 621-10128) feature 50 to 55 mm exposed needle length. Weight: 2.5 g.
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Exposed Needle Length (mm): 40 to 45
Certified: No

Exposed Needle Length (mm): 40 to 45
Certified: Yes

Exposed Needle Length (mm): 50 to 55
Certified: No

Exposed Needle Length (mm): 50 to 55
Certified: Yes