*Material: HSS 4341 (Titanium Plated)
* Handle: 1/4" quick change hex handle, shank diameter is 6.35mm.
* Six-piece size: 6-32NC (3.5mm), 8-32NC (4.2mm), 10-32NC (5mm), 10-24NC (5mm), 12-24NC (5.7mm), 1/4-20NC ( 6.35mm)
* Deburr/countersink also provided on bit beyond back taper
* Hole drilling, tapping and deburring/countersinking.
*Scope of application: This product is suitable for rapid drilling and tapping. Durable, it is recommended to use on the tapping machine. When using the hand drill, pay attention to the operation method. Excessive shaking and tilting will affect the tapping and even break the tap! ! !
*Complete hole drilling, tapping, deburring and countersinking in one operation with power,drill saves labor and time
*Back tapered beyond tap to prevent thread damage from over-drilling
*Note:
*When you use this drill, the material temperature will become very high. Please add some water or coolant to avoid smoking when the material is in use.
*Package include:
6pcs tap drill bits