Franklin Performance Chassis Punch & Dimple Die Combo NPT Adaptors The AN ORB threaded insert

The AN ORB threaded insert is machined from 304 stainless steel and features an M10 internal hex for tightening

Thread: 1/4" NPT

8mm) - pre-drill size 20

The head drain fitting features a compact and lightweight design

Franklin Performance Chassis Punch & Dimple Die Combo NPT Adaptors The AN ORB threaded insertChassis Punches, also known as a screw punch or a knockout punch are used to easily punch holes in sheet metal. A smaller hole is pre drilled into the material and then the chassis punch used to enlargen the hole. Cutting capacity: Aluminium, brass, copper: 4. 0mm Mild steel 3. 0mm Stainless steel 1. 5mm Dimple dies are used to improve the strength and appearance of a panel by flaring an existing hole made by a Chassis Punch in sheet metal up to 1 8"