As total performance of each testing machine being supplied by each manufacturer of testing machine is keeping on improving greatly, it is inevitable to up the grade in sampling of various kinds of standard specimen.

DUMBBELL CO., LTD.
We have developed and designed Super Dumbbell ® as well as many other original products and have also supplied them not only in domestic, but to wide markets in abroad.
We have many patents in Japan and several countries in overseas for Super Dumbbell ® , Forming Mold and various Cutting Equipment.
All Super Dumbbell ® are made in Japan.
PAY SPECIAL ATTENTION TO A SIMILAR PRODUCTS OF SUPER DUMBBELL® .



| February,1978 | Established and started the manufacturing and selling specially for the lines of physical testing machines and related jigs. |
| August,1978 | Developed new product, Super Dumbbell ® and sent this product into market. For sampling method of a standard specimen in this field by this product, big sensation and highreputation were given to this product from many users both in domestic and abroad. As the result,its delivery results were acceleratory expanded and it occupied the share of 75%. |
| October,1981 | Jointly developed many automatic sampling equipment, etc. with Technical Center of Bridgestone Co., Ltd. and also jointly filed some patents with them. |
| May,1991 | Finalized agency agreement with O.D.I. (who has footholds in Canada and U.S.A. and is called as the most strongest manufacturer in the world in this field) for the sales in Canada, U.S.A. and European markets. |
| January,1993 | Jointly developed vulcanized mold of rubber sheet for test specimen with Hiratsuka Plant of The Yokohama Rubber Co., Ltd. |
| 1993-1998 | Finalized agency agreements with the companies located in Korea, Singapore, Thailand and Taiwan. |
| May,1994 | Jointly developed tablet forming machine for resin test with Gunma Plant of Shin-Etsu Chemical Co., Ltd. |
| January,2000 | Finalized agency agreement with Richard Hess MBV GmbH (who is a manufacturer specializing in this field having footholds in Germany, Holland, Austria and Switzerland) for the sales in these limited markets. |

Korea, Thailand, Taiwan, Singapore, Malaysia, Vietnam, Philippines, India, Indonesia, Hong Kong, China,
U.S.A., Canada, Mexico, Brazil, Germany, France, Italy, Poland, Holland, Argentina, Turkey, Saudi Arabia, Iran,
Australia, New Zealand, Russia, Egypt, South Africa, etc.