Y1UD 1000 PCS Mix Tubular Rivets M09 M13 M15 M17 Through Hole Copper Hollow Rivets Double-Sided Circuit Board PCB Nails Tubulars Rivets M 0.9 M1.3 M1.5 M1.7 Mix Circuit Board Nails Coppers Hollows Rivets Nut Features: Simply drill a hole slightly larger than the outside diameter of your via of choice and insert the via. Via can easily be ground down if required to the desired length and center punched on the shafts side of the circuit board to spread that side of the shafts. After this it can solder into place or whatever you might want to. Alternately, you may choose to even grinds offs the head and you will be left with extremely discretes shafts only. Tip: If want to grinds these down you can either use sandpaper or a tool. Can be used on leather; fabric; vinyls and more Specification: Product Name: hollows rivets Material: metal Color:Gold sizeM 0.9 M1.3 M1.5 M1.7 Quantiy Note: 1.Please allow 0-1cm error due to manual measurement. please make sure you not mind before bid. 2.Due to difference between different monitors, the picture may not reflect the actual color. Package includes(without retail package): 1000pcs hollows rivets _x000D_ _x000D_