This is a collaboration model, custom-made by Hirose Tetsupido, of the "Tech Draw" by Radite. Weight: 30g Lead diameter: 0.5mm *This model is made of brass with baked-on urushi lacquer. Unevenness in color is a characteristic of the product. ★Bulk purchases are a great deal★ We also have items from Nohara Koge, Kobo Kuse, Bahagia, and others available. #Tonpei's Stationery Collection For purchases of 2 or more items at the same time, we will offer a discount equivalent to the shipping cost plus a little extra. If you wish to receive this offer, please let us know in the comment section before purchasing. We will pack with bubble wrap and ship carefully.