10 pcs Hepyc Thread Insert Stainless DIN 8140 UNF 1 2" 20 – 1D Length 2B Tolerance Thread Insert Repair Kit Tap and Drill bit Helicoil Kit M5 x 8 with Storage Case Recommended for use in mag 7240 300 Recommended for use in mag base drills Harlingen's range of HSS annular cutters are ideal for any situation where tolerance and fit are a concern and with the added manoeuvrability of a magnetic based drill there is no place that you can’t drill Application: Precision drilling in electronics High quality stainless steel thread insert manufactured to DIN 8140 standards for the repair and reinforcement of UNF internal threads Supplied as a pack of 10 inserts