Forget the cup.
Buy a magnet and just toss the loose staples onto it. You can then play with the forms and they'll more or less stay in place as a desk toy
This one has been recommended multiple times for $10. https://www.amazon.com/gp/product/B000UEBF00/ref=s9u_cartx_gw_i1?ie=UTF8&fpl=fresh&pd_rd_i=B000UEBF00&pd_rd_r=c78b63ec-cd9d-11e7-8219-d95236fee37e&pd_rd_w=PiYww&pd_rd_wg=3jo6R&pf_rd_m=ATVPDKIKX0DER&pf_rd_s=&pf_rd_r=...
The main tools for shoplifting you need are a
magnet (CMS Magnetics N52 1" Cube Neodymium Magnet, One Inch Cube Rare Earth Magnet https://www.amazon.com/dp/B000UEBF00/ref=cm_sw_r_cp_apip_Rmzr4936lfWgZ)
S3 key (you find one on ali express)
A Hook (ebay)
These will open 95% of the tags.
Pick the smallest size n52 magnet with over 14000 gauss. Will run you anywhere from 9$ to $27. Amazon is a great place. Also K&J Magnetics.com
Edit: https://www.amazon.com/dp/B000UEBF00/ref=cm_sw_r_cp_apip_Rmzr4936lfWgZ
There ya go.
They are Neodymium magnets. If you search on Amazon you might be able to find the 175lbs one I got...I can't seem to find it now. I did find a cheap 125lbs one tho.
CMS Magnetics Super Strong 1” Neodymium Cube Magnet – Storage Box Included for Added Safety https://www.amazon.com/dp/B000UEBF00/ref=cm_sw_r_cp_apa_i_-dxbBbPRX23TJ
Edit:. This is almost the same one I bought, 150lbs of pull. I also saw a 400lbs+ one on there for like $30..might try that sucker out soon.
Super Strong Neodymium Magnet N52 1" Cube Permanent Magnet, The World's Strongest & Most Powerful Rare Earth Magnets by Applied Magnets 2Pc https://www.amazon.com/dp/B01M3V43ZW/ref=cm_sw_r_cp_apa_i_BlxbBb2S419YA
Super Strong 420 lbs Neodymium Cup Magnet 3" Countersunk Round Base Mounting Magnet Fastener, The World’s Strongest & Most Powerful Rare Earth Magnets by Applied Magnets https://www.amazon.com/dp/B00HVGY3MC/ref=cm_sw_r_cp_apa_i_onxbBbB7ZHJSN
Get a magnet and go to JCPenney for this. I just traded in my nikes for a brand new pair and you don't have to run out.
Yes, different style magnet you have.
You need one like this https://www.amazon.com/CMS-Magnetics-Neodymium-Magnet-Earth/dp/B000UEBF00/ref=sr_1_2?s=industrial&ie=UTF8&qid=1482597133&sr=1-2
This magnet is rated in the upper limit of NIB magnets according to this