Master bold, crisp outlines with the EZ Revolution Hollow Round Liner Medium Taper (0.35mm). These innovative needles feature a specialized hollow center design that delivers superior ink flow combined with enhanced stability from the medium taper profile. The 0.35mm needle diameter creates substantial lines with exceptional edge definition while the hollow configuration ensures consistent ink delivery throughout long pulling motions. Experience reduced hand fatigue thanks to the optimized ink flow requiring less pressure to achieve perfect lines. The medium taper provides enhanced control for creating varied line weights within a single stroke. Ideal for traditional American, Japanese, and bold illustrative styles where definitive outline quality defines the piece. Each cartridge is individually sterilized and sealed for immediate use. The revolutionary hollow design prevents ink pooling and delivers cleaner, more consistent lines than standard configurations. Elevate your outline work with these advanced needles trusted by professional artists specializing in bold, precise linework.