20Pcs Ball Stud Rivet Screw Ball Post Head Buttons for DIY Leather Craft Bronze OD 70.6mm to ID 65.1mm 5pcs x Straight Slide Potentiometer

5pcs x Straight Slide Potentiometer / 5pcs x knob

4-inch pads are designed for Dry concrete polishing

more durable pads than the regular stick on felt pad

8x4cm / 12

20pcs x Hex Nut

20Pcs Ball Stud Rivet Screw Ball Post Head Buttons for DIY Leather Craft Bronze OD 70.6mm to ID 65.1mm 5pcs x Straight Slide PotentiometerDescriptions: This set contains 20 pieces of bronze rivet stud screw. The overall size of each strap ring is 17mm x 15mm x 2. 5mm(L*W*T), with an inner length of 10mm and an inner width of 6mm. Made of zinc alloy with high hardness, no rust, wear resistance and corrosion resistance. With oil seal and polished finish, it can bring a smooth surface without scratches and dust and water resistance. This strap ring has two parts (rivets and cover) that can