Thread Sizes: M5 / M6 / M8 / M10 / M12. M12 × 1.75 — 16.2 mm & 24 mm inserts. M5 × 0.8 — 7.6 mm & 10 mm inserts. Thread Sizes Included. Comprehensive Master Kit. Tear-out strength depends on base material, wall thickness and edge distance; therefore no universal value can be specified.