Humboldt Mfg Penetration Needles for Waxes

Waxes with 250 or less penetration; ASTM D1321; Hardened stainless steel wax penetration needles with tapered point, blunt tip of truncated cone. Ferrule is approx. 3.2 mm diameter. Weight: 2.5 g. The Penetration Needles, Waxes supports the following standards: ASTM D1321.
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