Item #: KB4-F / 9166
Blade Size: 8 mm (≈ 0.31 in)
Pack Quantity: 5 blades per pack
Material: High-quality carbon tool steel
Fits: OLFA AK-4 Cushion Grip Precision Art Knife, AK-1/5B Graphic Art Knife

Precision chisel blades designed for arts, graphics and hobby work — the KB4-F delivers a razor-sharp edge for trimming, chiselling and deburring thin plastics, films, wood and other craft materials. Supplied in a handy pack of five, these blades are produced using OLFA’s multi-step manufacturing process for consistent sharpness and edge retention.

The chisel profile gives excellent control for narrow cuts and cross-cuts, while the carbon tool steel construction balances sharpness with durability. These replacement blades are ideal for both hobbyists and professional users who need a clean, accurate finish on detailed trimming tasks.