Fits 18mm OLFA Cutters. For cutting porous or slippery materials quickly cuts through insulation, glass fibre and more catches onto slippery materials where a conventional blade would struggle, such as pipes and ropes
- Serrated edge for porous materials
- Extend for deeper cuts
- Premium Japanese tool steel
- Fits most 18mm snap knives
The LWB-3B Insulation Blade by OLFA is precision-honed for professional-grade sharpness and durability. The serrated edge glides through thick or porous materials with ease. Extend the long, solid design blade for a clean and accurate cut every time.Crafted from the highest-quality Japanese steel, each blade provides lasting sharpness. The universal 18mm size fits most 18mm snap knives. Use this blade on insulation, foam board, and more.Pack of (3) edges in a plastic storage case for storage and portability.








