Head A-1

SKU C-1-EN Category

Technical details



Ø Handle (D) 20mm. 25mm. 3/4”. 1” 1”1/4 VDI 20 VDI 25 VDI 30

for right-hand threads

– A-1 for fixed use only.

– A-1 G for fixed and rotating use.


A-1 LH, A-1 G LH (Left-hand heads are dimensionally the same as right-hand heads but open and close in the opposite direction).

– position inclination of rollers = 3°30

– weight without rollers = approx. 0.9 Kg.

a= Pull to open

b= Head opens type A-1 G, closes type A-1

c= Head opens type A-1, closes type A-1 G

d= Threading head closed

e= Threading head open

α= Closing angle 60

Cabezal A1