MKV709 | Teng Insulated Knife Insulated Knife with blade protector Approved for live working up to 1 000 volts Replaceable blade 45mm long Designed and manufactured to IEC60900 Specification Material: Stainless steel 420+PP Body hardness approx. HRC51~53 Surface finish: Normal polished finish Knife Length: 45mm Length(Over all): 190mm