Katanaboy Folding Saw Replacement Blade 500mm Lockjack & Spares Model Best For Visibility Style Model Best For Visibility Style Waterproof Rating Key Strength Harkie Defiance Jacket – Grey Professional arborists wanting a slimmer fit and full zip convenience Standard visibility with reflective detailing Full zip jacket EN ISO 343:2019 Class 4:4 Best all round waterproof jacket for arborist work Harkie Defiance Jacket – Orange Arborists needing waterproof protection with hi vis compliance Hi vis orange for railway and highway use Full zip jacket Class 4 waterproof and breathable RainBlok fabric Hi vis full zip option for demanding outdoor work Harkie Innovation 2 Smock – Orange Tree surgeons and rail or highway teams needing rugged hi vis wet weather protection Hi vis orange Half zip smock EN343 4:4 Excellent durability with internal sawdust skirt Harkie Innovation 2 Smock – Yellow Highway and roadside teams needing maximum visibility in poor weather Hi vis yellow Half zip smock EN343 4:4 Best for high visibility roadside and outdoor work Harkie Forestry 2 Smock – Orange Forestry workers and arborists wanting a simpler rugged waterproof smock Hi vis orange Half zip smock EN343 4:4 Reliable forestry focused weather protection The STIHL MS 231 C BE combines strong cutting performance with easier starting Replacing worn or damaged saw blades this replacement blade delivers razor sharp cutting performance with excellent edge retention