63mm / 2½" Ball Valve Type Non-Clog Blast Gate for Workshop Dust Extraction Network

Personal use only ♥ 357 likes ↓ 1,563 downloads Hobby & Makers

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PLA from £6 inc. UK delivery on letter-sized prints. We slice, print on a calibrated Creality K2 / Bambu A1, QC and post.

Update 26 Jul 21 See the YouTube video by Nils Rasmusson (link below) testing this design against commercial designs.