BIG DAISHOWA NBC16 15,000 RPM SPEED INCREASER with CAT50 SHANK #CV50-XG4

Made in Japan by BIG Daishowa. This is an NBC16 Speed Increaser Milling Attachment w/ CAT50 Shank. Tool Capacity Range: 2.5mm to 16mm. Collet Size Included: 10mm. Gear Ratio: 1:4. Maximum Operating Speed: 15,000 RPM. Overall Dimensions: 6″ x 5″ x 13 high. Comes exactly as shown in pictures.