Somta Series 541 - HSS Straight Flute Short Hand Second (Intermediate) Tap UNC 1-3/4" x 5 TPI Boring Head Arbor R8 Shank 1.5" x 18 TPI with 7/16-20 Drawbar thread Hardness: HRC 58–62 Reference Number 707 SF5
Baker’s notes & crumb story
Description
Somta Series 541 HSS Straight Flute Short Hand Second (Intermediate) Tap UNC 1 3 4" x 5 TPI Boring Head Arbor R8 Shank 1.5" x 18 TPI with 7 16 20 Drawbar thread Hardness: HRC 58–62 Reference Number 707 SF5 Hardness: HRC 58–62 End range 105 mm Ideal for: The intermediate lead offers a perfect balance between taper and bottoming taps