Tonbo-dama #2444 Hole diameter: Approximately 4mm Please see my profile. I have many other items for sale. How about using them as materials for accessories, etc.? These are handmade items, so please refrain from purchasing if you are looking for perfection. Reference size: "See photo" Instant purchase OK. There are no identical items. Limited to the current item. I do not accept custom orders. The photos are taken with a light. There may be slight differences from the actual color. Tonbo-dama Handmade Burner work Kinari glass Satake glass Glass beads Artist Dragonfly ball Tonbo-dama Please see my profile. I have many other items for sale. How about using them as materials for accessories, etc.? These are handmade items, so please refrain from purchasing if you are looking for perfection. Reference size: "See photo" Instant purchase OK. There are no identical items. Limited to the current item. I do not accept custom orders. The photos are taken with a light. There may be slight differences from the actual color.