Home › Blog › Buying Guide › Performance Matters: How to Choose a Reliable Pre-Owned, Used, Surplus, Secondhand HELLER RB50/1600 Radial Drill made in Germany without Regret Here’s a tailored guide—along with cautionary tips—to help you wisely evaluate a pre-owned / surplus / secondhand HELLER RB50/1600 radial drill (made in Germany) so you can minimize risk and avoid costly surprises....