Adopted New Spear Shaped Head to gave volume to the part where force is applied, head width is made as small as possible as compared with the conventional style[[R1]] By adopting a cross section structure, it is lightweight and strongly tough.Size indication is a forged embossed stamp which is large and easy to see.Set Contents (mm):5.5 x 7, 8 x 10, 10 x 12, 11 x 13, 12 x 14, 14 x 17, 17 x 19, 19 x 21, 22 x 24, 24 x 27Set Contents (piece):10Plastic Molding Tray