Flower Concho Screw Type Screw Type - 6 pieces Color: Antique Silver Size: 30mm diameter Recommended for customizing and accenting wallets and leather crafts. ・Easy to attach by hand by making a hole in the material you want to attach the concho to, so you can use it on hats, clothes, denim, leather, etc., regardless of the material. The screws included with the concho are not compatible with jumper snaps. The screw length is 3.9mm. If you want screws compatible with jumper snaps, we will provide them for an additional 40 yen (per piece) (may not be in stock). Price negotiations not accepted.