LEGO part 61403pb02R - Light Bluish Gray Technic Circular Saw Blade 9 x 9 with Pin Hole and Splatters and Scratches on Orange Background Inside Pattern (Sticker) Power Miners at BrickScout
10pcs MOC Brick Parts 30194 Tool Circular Saw Compatible Building Block Particle DIY Assmble Kid Puzzle Brain Toy Birthday Gift - AliExpress
LEGO part 61403 RED Technic Circular Saw Blade 9x9 with Pin Hole set 70640 | eBay
2019 Parts Fest #2: Introducing the Elements | New Elementary: LEGO® parts, sets and techniques