1/4" UNC HSS Taper Hand Tap Sutton 1227470 unique designed oval shape shank

unique designed oval shape shank provides extra strength and durability the forged opening in the sliding piece reduces the weight of this tool

One handle adjustment and lock

CYLINDER HEAD PORT SHAPE: Oval

-With high powered coil

Cylinder ram

1/4" UNC HSS Taper Hand Tap Sutton 1227470 unique designed oval shape shankFor 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 Suitable for materials up to 1000N mm2 Through & blind holes Suitable for both hand and machine operations Threads per inch 20 Overall length 66mm Cutting length 19mm Drill diameter 5. 1mm