• What is the difference between Keystone Tablet and Keystone Tablet Plus?

  Articles on: Keystone Tablet & Punch The Keystone Tablet Plus has 12 additional screws and separate slots for each letter, which provides additional protection against fire and corrosion. The Keystone Tablet is sufficient for users who plan to use it daily, while the Keystone Tablet Plus is more suitable for extreme and harsh environments. Updated on: 17/02/2023Few readers

• I am unable to open the Keystone Tablet/Keystone Tablet Plus

  Articles on: Keystone Tablet & Punch Due to the large number of screws and welding points in the tablet, it may not open easily after long-distance transportation. Please watch the following video and try using the suggested method to open it: https://www.youtube.com/watch?v=i-yFzRg5MTY Updated on: 17/02/2023Few readers

• I am having difficulty removing the screws on the Keystone Tablet/Keystone Tablet Plus

  Articles on: Keystone Tablet & Punch Type of screw needed: M233 cross countersunk head screw Please keep in mind that some screws may be tighter due to manufacturing variations. To avoid damaging the screws, it is important to use a good quality household screwdriver and follow these steps: Align the screwdriver perpendicular to the screw Press it firmly onto the screw, and turn it slowly and gently counterclockwise to loosenFew readers