【Cuts up to 10 Sheets｜S45C Carbon Steel Blade】: Featuring a high-hardness S45C carbon steel blade, it effortlessly cuts up to 10 sheets of 70g paper. The reinforced metal base ensures durability, delivering sharp cutting edges year after year. 【Spacious B4 Compatible Cutting Bed (30cm x 38cm / 12" x 15")】: Equipped with a large B4 size (30cm x 38cm) bed and cm/inch scale markings. Includes common size guides for A4/A5/B4-B7, allowing for immediate and accurate cutting without the need for tedious measurements. 【Hands-Free Operation with Automatic Clamp】: Automatically secures materials in conjunction with the blade descent. Eliminates the need to hold materials by hand, preventing slippage and ensuring perfect straight cuts. Comes with a safety guard for peace of mind. 【Precise Positioning Magnetic Guide Ruler】: The ruler with a built-in strong magnet securely adheres to the steel base. The position remains perfectly stable during cutting, delivering pinpoint accuracy even for custom sizes. 【Multi-Material Compatibility｜From Paper to Cardboard】: Compatible with a wide range of materials including paper, cardstock, vinyl, photos, and cardboard. (Tip: For thick paper and laminated items, cut one sheet at a time to maintain the best cutting performance)