Guaranteed for the life of your pencil sharpener. So, buy this Superior Model 17 gear and you'll only ever need the one. AFMAT Electric Pencil Sharpener, Heavy Duty Classroom Pencil Sharpeners for 6.5-8mm No.2/Colored Pencils, UL Listed Industrial Pencil Sharpener w/Stronger Helical Blade, Best for School. And, of course, you could make gears out of PLA and they would make lovely Christmas ornaments, but PLA is far too brittle and susceptible to heat-deformation to be dependable over time. Boston Model 18 Electric Pencil Sharpener. ABS wears out, that's why ABS is not an long-term solution for gears. Boston Electric Pencil Sharpener (1 - 55 of 55 results) Price () Shipping All Sellers Model 18 or 19 Replacement Gear for Hunt Boston Electric Pencil Sharpener (464) 7.00 FREE shipping Improved Nylon gear replacement Boston model 21. Now, if you try sanding something made of ABS, like a Lego, you'll find that it works pretty well. /rebates/2fbrowse2foffice-supplies2fpencil-sharpeners2fboston2f1229749941220687388342fYnJhbmQ6Qm9zdG9u&. The primary advantage of PETG is its resilience its surface is hard to chip or ablate because the polymer structure spreads forces out.Įver try sanding a water bottle? Well, don't bother because it doesn't really work PETG plastic stays together. You know this material as the type of plastic used to make things like water bottles so, you know that even a thin film of PETG is super strong (doesn't pop when you drop it down the stairs) and thicker parts are tough enough to hold threads (keeps the cap on when you drop it down the stairs). Why is this 3D-printed gear superior to the rest?īecause this gear is made (by me) out of rugged PETG plastic. The Boston 17 is a fabulous little machine, it's a pity that the original nylon gear can't keep up with the rest of the device. I designed this replacement gear for Boston Model 17 pencil sharpeners about 2 years ago when my dad's old gear finally broke. X-ACTO 1031 KS Manual Classroom Pencil Sharpener, Counter/Wall-Mount, Black/Nickel-plated 27,155 5K+ bought in past month 1413 List: 26. This gear will outlast the rest of your pencil sharpener. : Boston Pencil Sharpeners 1-48 of 111 results for 'boston pencil sharpeners' Results Price and other details may vary based on product size and color. This KUM Double Metal Sharpener pencil sharpener is made of metal and has two steel blades. It is small, tough and portable, though it will only sharpen standard diameter (e.g. In 1913, their sharpener, the Boston Pencil Pointer, was selling for about 6. Boston 1031 Pencil Sharpener Q63136: 25.23: ADD: X-Acto Buzz Pencil Sharpener - Assorted Color Q63173: 7. Boston was founded in 1899 in 1999 they celebrated with a 100th anniversary sharpener. 2mm drafting and drawing leads are pointed easily in the lead pointers from Dahle, C-Thru & Alvin. 2mm drafting and drawing leads are pointed easily in the lead pointers from Dahle, C-Thru & Alvin.įaber-Castell 9000 Double-Hole Sharpener Grnįaber-Castell Dual Sharpener 2.0/3.SUPERIOR BOSTON MODEL 17 REPLACEMENT GEAR This is the simplest and cheapest pencil sharpener we sell. Sharpen your graphite and colored pencils easily with this assortment of sharpeners from Hunt Boston, Kohinoor, Alvin & Faber-Castell. Boston Pencil Sharpener (1 - 60 of 176 results) Estimated Arrival Any time Price () Shipping All Sellers Sort by: Relevancy Model 18 or 19 Replacement Gear for Hunt Boston Electric Pencil Sharpener (484) 7. Sharpen your graphite and colored pencils easily with this assortment of sharpeners from Hunt Boston, Kohinoor, Alvin & Faber-Castell.
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