How to make pencil sharpener with safe lock from cardboard at home. You can learn making this project by watching this video. I hope everyone like this video. Thank you for watching!! Please subscribe to get more interesting videos: https://www.youtube.com/channel/UCNZMEiM-ZMYmEk2CG3mr1_Q?sub_confirmation=1 You need: - 9v battery - Dc motor - Wire and battery connector wire - Sharpener - Switch - Cardboard - Chopstick Cardboard Measurement: ===================== (cm = centimeter) 1cm x 13cm = 2 piece 1cm x 16,5cm = 2 pieces 4cm x 7cm = 1 piece 6cm x 9cm = 1 piece 8cm x 9cm = 3 pieces 8cm x 22cm = 1 piece 9cm x 21cm = 1 piece 10cm x 22cm = 1 piece 18cm x 22cm = 1 piece Circle: r = 1,5cm (2 pieces); r = 2cm (6 pieces) More Videos: ============ How to Make Vending Machine with Toy Cars: https://www.youtube.com/watch?v=NP_Zb-hxsPE How to Make Smart Personal Bank Saving Coin and Cash: https://www.youtube.com/watch?v=fv19kZSs78Y How to Make Gumball House Vending Machine from Cardboard: https://www.youtube.com/watch?v=GVbdWz9HpAU&t=826s