General Info

Welcome to Diager USA For over 50 years, DIAGER has been manufacturing concrete drill bits for demanding professionals. Our family-owned business works to provide you with innovative products for working through concrete which is found around the world. For a greater profitability of your concrete drilling department, put your trust in DIAGER! (find out more about Booster Spline) DIAGER invests in the improvement of the performance of its products and the improvement of the business performances of its resellers. Total guarantee against any DIAGER concrete drill bits' manufacturing defects when used properly and after an expert evaluation. DIAGER stands behind its resellers, quality procedures and assumes liability with regards to users.