NF Set 6-40 to1/2-20 Empty Container (Drill Index) • Empty Drill & Tap Containers are available List Number DR08918 From 6-40 To 1/2-20 SKU: DR08918 Category: Empty Index Related products 1MM-13MM X 0.5MM Empty Container (Drill Index) Item #: DR08025 1MM-5.9MM X 0.1MM Empty Container (Drill Index) Item #: DR08004 Metric M2.5 to M12.0 Empty Container (Drill Index) Item #: DR08958