These straight cut gears have the advantage over a hobbed gear in that the profile of the teeth is much deeper - so they dont get clogged as quickly - they get a better grip on the filament for longer.
Bilby 3D Pty. Ltd. Phone 1800-847-333 International +61 2 8197 3928
Australian Distributors of desktop sized 3D printers (FlashForge, Roland, Da Vinci, Repraps, Makerbot & UP printers), 3D Scanners, Tools & Parts
Sydney: 23/110 Bourke Rd, Alexandria, NSW 2015, Australia
Brisbane: 2/474 Upper Edward St, Spring Hill, QLD 4000
Melbourne: Coming to Victoria Feb/Mar 2017
Bega Head Office: 452 Wyndham Lane, Kanoona 2550