1/4" BSPF HSS Taper Hand Tap FEW 200402 Schrader ports are the preferred

Schrader ports are the preferred method of measuring fuel pressure on vehicles with fuel rails Provides a secure connection while being more efficient and easier to use Features shock protected and fuel resistant dual scale pressure gauge with hook for suspending under bonnet and relief valve for safe release of pressure Suitable for popular applications such as: 8mm Schrader valve connector - fitted on BMW

Includes Hardware

3 x 10mm Solid Straight Shank Counterbore

 Superior wear resistance and edge toughness

1/4” BSP Air inlet thread

1/4" BSPF HSS Taper Hand Tap FEW 200402 Schrader ports are the preferredParallel (straight) thread, British Standard Pipe Parallel thread BSP; originally also known as British Standard Pipe Fitting thread BSPF which have a constant diameter. For producing precision threads by hand tapping, for starting threads either second or bottoming taps should used after to achieve desire thread depth. General purpose use Through & blind holes Suitable for both hand and machine operations Threads per inch 19 Drill diameter 11. 8mm