All swabs have a round, compact and shred-resistant head for proper, lint-free sampling. Non-sterile swabs are supplied in several versions in terms of shaft and head. Wooden shaft: 150 mm length, 2.2 mm diameter, head diameter 5 mm. Plastic shaft: 150 mm length, 2.5 mm diameter, head diameter 5 mm. Aluminium shaft: 150 mm length, 0.9 mm diameter, head diameter 1.5 mm. Note: Cat. No. 300232 has a wooden shaft dimensions 200 mm x 2.5 mm, head diameter 5 mm.
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