Size: 12'', 4Pcs/Set, 4R. Used for set-ups. Layouts, checking heights, depths, angle set-ups., etc. Blades are fully hardened and tempered square head has level & scriber point Made of Premium Steel. In contrast to iron steel, it provides significantly better rigidity, reliability, and quality. Easy-to-read satin chrome finished blades. Micro-fine blade graduations 4R Graduation: 8ths, 16ths, 32nds, 64ths Precision Measurement Tool: Hardened, tempered blade ensures durability and accuracy for layout, height, and depth measurements. Versatile Utility: Equipped with square head, level, and scriber point for multifaceted setup and marking tasks. Clear Graduations: Micro-fine 4R graduations (8ths, 16ths, 32nds, 64ths) on a satin chrome finish for enhanced readability. Comprehensive Set: Includes 4 pieces, offering versatility for a wide range of precision measurement and layout tasks. Professional Grade: Designed for machinists and fabricators needing reliable tools for precise setup and evaluation.

The Accusize Industrial Tools 12'' 4R Combination Square Ruler Set Protractor Satin, model number 0000-8101, is a meticulously designed toolset crafted to meet the high standards of professional machinists, tool and die makers, and fabricators. This 4-piece set is indispensable for a variety of precision tasks including setup, layout, checking heights, depths, and angles.

Constructed with blades that are fully hardened and tempered, this tool set promises longevity and consistent performance under rigorous use. The square head is thoughtfully integrated with a level and scriber point, expanding its functionality to encompass a broader range of measurement and marking operations. The blade features micro-fine 4R graduations (8ths, 16ths, 32nds, 64ths) on an easy-to-read satin chrome finish, ensuring precise readings even in less-than-ideal lighting conditions.

Ideal for both the workshop and the classroom, this combination square ruler set is not just a tool but a fundamental instrument that enhances accuracy in machining setups and quality control processes. Its comprehensive nature makes it suitable for tasks that require precision, from small-scale hobby projects to large, professional fabrications. The Accusize Industrial Tools 12'' 4R Combination Square Ruler Set is a testament to the brand's commitment to quality, offering both durability and precision for the discerning professional.