1 1/4" Knife Blade (6.35mm) Dimensions = 0.25" (6.35mm) For the TD-200 Iron. 1/4" Knife Blade (6.35mm) P/N 1131-0037-P1 Price $27.09 Quantity Add to cart Find a Distributor Inquiry Overview Works With Compatible Products Works With TD-200 AccuDrive® Tip-Heater Cartridge Iron (No Tool Stand) 6010-0166-P1