Knobs for 1/4, 5/16 or 3/8 nuts or bolts

A knob for 1/4-20 hardware. The hex is sized to be a light interference fit for standard nuts and bolts. The shape is designed to not require any support and to have a nice feel in your hand while still providing some grip.

3/23/2018 - Added knobs for 1/4, 5/16 and 3/8 in medium quality from Fusion 360.