trimmer pot bit 3D Model almost 2 years 17 DRILL HOOK BIT HOLDER 3D Model almost 2 years 6 Bit Rack 3D Model almost 2 years 6 w1 chassis 3D Model almost 2 years 31 5mm Robertson Drill Bit 3D Model almost 2 years 1 Tactile Bits in OpenScad 3D Model almost 2 years 1