Jianma 801-1 / 801-2 Rotary Disc Knife Set – Industrial Sewing Machine Circular Cutter Blades

Jianma 801-1 / 801-2 Rotary Disc Knife Set

The Jianma 801-1 / 801-2 is a matched pair of circular rotary disc knives used in industrial sewing machine cutting mechanisms. These precision-ground discs feature a hardened steel construction with a black oxide finish and four mounting holes for secure attachment.

Key Features

• Brand: Jianma – Japan Technology
• Part Numbers: 801-1 and 801-2 (sold as a pair)
• Type: Rotary Disc Cutter Blades
• Material: Hardened high-carbon steel, black oxide finish
• Four-hole mounting pattern for balanced rotation
• Precision-ground cutting edges

Application

Used in industrial cutting and trimming mechanisms. Replace both discs as a set to ensure balanced cutting action and prevent uneven wear.