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🖊️ Master every curve with precision and style!
The Mr. Pen Professional Compass is a premium metal drafting tool designed for precision geometry and art. It features a spring bow head with a push-button locking mechanism to prevent unintended leg movement, an extension beam for circles up to 18 inches, and a universal adapter compatible with various writing instruments. The kit includes extra leads, spare needles, screws, and a screwdriver, all housed in a reusable pouch, ensuring durability and convenience for professionals and students alike.







| ASIN | B07MJVSB7D |
| Best Sellers Rank | #60,061 in Office Products ( See Top 100 in Office Products ) #128 in Drafting Compasses |
| Brand | Mr. Pen |
| Customer Reviews | 4.4 4.4 out of 5 stars (3,666) |
| Date First Available | 8 March 2019 |
| Item Weight | 118 g |
| Manufacturer | Mr. Pen |
| Manufacturer Part Number | GP01 |
| Material Type | Metal |
| Model number | GP01 |
| Package Dimensions | 16.99 x 7.01 x 1.7 cm; 118 g |
J**E
This is such a great set. Im using this for drawing and there are so many great options.
O**S
Great product for my son doing his GCSE. Compass with screw adjustment is so much better that the cheap ones with pencils in. well worth the extra money
G**T
1. Was concerned when I read some reviews that said some screws were stripped. Actually they are NOT stripped, but free wheeling. In order to tighten, place a finger on the UNDERSIDE of the screw when tightening. Problem solved 2. I was concerned when I read that the protractor "wobbled" when the extension was attached. Only if it is NOT fully inserted into the slot and SECURED by the screw, If the screw is not secured by the above method, then it will wobble, otherwise NO problem. Works like a charm! 3. Only complaint is NOT enough information provided by the supplier. The "cute" included mustache isn't so cute when you have to solve the problems yourself and the "cute" video FAILS !
J**R
I used this in my woodshop to layout circles up to 8 inch radius. This required the extension bar that is included with the kit. It worked well, both on smaller circles and those requiring the extension. This was not an ultra-high precision application though, as I was laying out lines to guide carving. The tools in the kit are of decent quality, especially for the price. I am confident they will hold up over casual use. I don't know about using them for true precision drafting, as the mounting system for the extension and the pencil lead do not seem like they could be counted on the assemble the same way each time to sub-millimeter accuracy. But overall, the kit is fine for general woodworking.
烏**烏
あちこち曲がってたり、作りが雑で使いもんになんねー
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