1/4″-20 UNC HSS Hand Tap Set 3pc right hand Qualtech
Used to make new threads or re-thread damaged and/or jammed threads
Hand Taps are the most versatile taps for hand use
Hand taps are popular for use in general machine tapping
They are also appropriate for tapping the vast majority of materials in through or blind holed conditions
Hand Taps come in three styles Taper, Plug or Bottom.
Taper Style: Starts the thread square with the workpiece. Plug Style: Generally used in thru holes. Bottom Style: Generate the thread to the bottom of the hole. A tap set contains 1 taper, 1 plug and 1 bottoming tap.
MATERIAL: High Speed Steel
FINISH: Uncoated (Bright)
CUTTING DIRECTION: Right Hand
TAP SIZE: 1/4
THREADS PER INCH: 20
TAP LIMIT: H3
NUMBER OF FLUTES: 4
THREAD STANDARD: UNC
THREAD LENGTH: 1
OVERALL LENGTH: 2-1/2
SHANK SIZE: 0.255
MATCHING DRILL BIT: #7
PITCH DIA LIMIT: H3
FLUTE TYPE: Straight
CHAMFERED THREADS: 3 to 5
High Quality impor hand taps sets metric sizes availables
Regular shipping 3 – 5 Days in U.S.