- Complies with all IEC, EN, UL, CSA and International Standards which require a 50mm diameter, 500g impact ball.
- This ball is hardened steel with a chrome finish and is provided with a removable eyelet to allow for drop or pendulum use.
- Model ITB-03 is the same as ITB-01 except for a 2 in. diameter and 1.18 lb weight.
- Model ITB-04 is the same as ITB-01 except for a 40mm in diameter with a Rockwell Hardness of at least R62 (as required by IEC60065, CL18.23)