Standard designs of threading tools
Hand tap
Hand tap set of 2 or 3 pieces, with center points DIN 2184-2
Hand tap set of 2 or 3 pieces without center points DIN 2184-2
Hand tap taper tap with guide pin
Handtap
L1 = Total length
L2 = Thread length
L3 = Thread length with RSP>30°
L4 = Length of flutes
L5 = usable length (reinforced shank)
L6 = Square length
L7 = Length of entry
L8 = Spiral point length
L9 = Guide pin length
d = Shank-Ø
d1 = Entry-Ø
γf = Spiral angle
γfa = Spiral point angle
d2 = Neck-Ø
d3 = Soul-Ø
d4 = Guide pin-Ø
k = Square
Xr = Adjustment angle
Machine tap
With reinforced shank, straight flutet and spiral point DIN 2184-1
With reduced shank, straight flutet and 35° right spiral DIN 2184-1
Machine Nut Tap with long entry DIN 357
Machine tap
L1 = Total length
L2 = Thread length
L3 = Thread length with RSP>30°
L4 = Length of flutes
L5 = usable length (reinforced shank)
L6 = Square length
L7 = Length of entry
L8 = Spiral point length
L9 = Guide pin length
d = Shank-Ø
d1 = Entry-Ø
γf = Spiral angle
γfa = Spiral point angle
d2 = Neck-Ø
d3 = Soul-Ø
d4 = Guide pin-Ø
k = Square
Xr = Adjustment angle
Round and hexagonal dies
Round die according to EN 22568 and EN 24231
Round die according to EN 22568 EN 24231 sideview
Hexagonal die according to DIN 382
Hexagonal die according to DIN 382 sideview
Round and hexagonal dies
A = External-Ø
SW = Wrench size
h = Height
ß = Lead angle
γ = Spiral point angle
d4 = Chiphole-Ø