For measuring penetrations up to 400. Conical body of brass hardened steel tip. Stem diameter 3.17mm (1/8 inch). Mass = 102.5g ±0.05g, with UKAS certification to IP 50 only.
- Brass (hollow) conical body
- 3.17mm (1/8 inch) stem diameter
- 102.5g ±0.05g mass
- UKAS certification (IP 50 only)