Rotary trimmer 440 - Convenient rotary trimmer for professional use - Stable metal base with non-slip rubber feet to keep the rotary trimmer securely in place - Helpful format lines on the base with mm division along the cutting edge make aligning the material to be cut even easier - Self-sharpening steel rotary blade enclosed in safety cutting head, ground and hardened - Ground lower blade of hardened steel - Rotary blade in closed plastic head - Automatic clamping on the cutting line to quickly fix in place the material to be cut - Two scale bars with mm scale for an exact 90° cut - Adjustable backstop for quickly finding the right format can be used on both scale bars - Cutting head easy to change