M
User20879080
★★★★★
2026-11-07
Il design è minimal ma piacevole. Fa bene il suo lavoro e la qualità è adeguata.
Vintage Keuffel & Esser Co Proportional Divider Drafting Tool Germany w/Case K&E
$100.00
$130
30% OFF
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Product Details
Description
Specifications
Care Guide
Keuffel & Esser Co. proportional divider drafting tool comes in its original hardshell case with a vibrant blue velvet lining. Crafted in Germany, this precision instrument features stainless steel construction with engraved scales for Lines and Circles, allowing for accurate ratio scaling and geometric calculations. The tool includes a fine adjustment screw and sharp steel points, ideal for architects, engineers, and cartographers. The pin that holds the case closed is slightly bent, see pictures. Measurements: • Tool Length: 7.5 • Case Length: 8.5 Brand: Keuffel & Esser Co. Model: Proportional Divider Material: Stainless Steel Origin: Germany Scales: Lines, Circles Case: Hardshell with Blue Velvet Lining Adjustment: Thumb Screw Type: Drafting Instrument Vintage: Yes Finish: Polished Metal Keywords: Engineering, Architecture, Cartography, Mathematical Tool, Technical Drawing, K&E, German Precision, Drafting Set, Antique Science, Ratio Scale, Map Making, Design Tool, Collectible Instrument, Industrial Decor, STEM
Daily Cleaning: Use a soft brush or damp cloth to gently wipe away dirt. Avoid harsh chemicals. For mesh areas, use diluted mild detergent and a soft brush.
Drying: Air dry in a cool, shaded place after cleaning. Avoid direct sunlight or high heat, which can cause fading and glue deterioration.
Storage: Stuff with paper to maintain shape when not in use. Store in a dry, ventilated area to prevent mold. Rotate between multiple pairs to extend lifespan.
Usage Notes: Designed for basketball. Not recommended for hiking, long-distance running, or other specialized sports where different performance features are required.