Salvo Straddle Roll Styles

SC-1

Standard Roll

Full length thread working face
except for drive slot area.
Short Hub – .030″ long
Slot Hub – .156″ long

Standard T.L.:
CBL* – .812
BBL – 1.062
DBL – 1.312

SC-2

Shorter Thread Length
Than Standard

SC-3

Long Hub on
Collet Side

Standard drive Hub
on one end.

SC-4

Rolls Have
Narrow Working
Face In Center

SC-5

For Rolling Both Ends
of a Part Having Same
Size and Pitch of
Threads at Each End

Standard drive slots.

SD-1

Maxium Thread
Possible on Rolls

Drive slots recessed
one end only.

Standard T.L.:
CBL* – .890
BBL – 1.140
DBL – 1.390

SD-3

Long Hub on Collet Side

Recessed slot.

SD-5

Straddle Type for
Rolling Same Size and
Pitch on Both
Ends of Part

Recessed slot one end only.

SCR-1

Reversible Type Roll

Maximum thread length with
standard slots both ends.

Standard T.L.:
CBL* – .688
BBL – .938
DBL – 1.188

SCR-4

Reversible Type Roll

Standard slots both ends.

SCR-5

Reversible Type Rolls
for Narrow Thread
Behind Shoulder

Standard slots both ends.

SDR-1

Maximum Roll Thread Face

Recessed slots both ends.

Standard T.L.:
CBL* – .800
BBL – 1.050
DBL – 1.300

SDR-5

Straddle Type

Recessed slots both ends.
Modification of SCR-5.

SQ-2

Taper Rolls for
Rolling Pipe Threads
in Attachments Using
Parallel Roll Pins
Not Set at Pipe Angle

Large end of thread on
part next to collet.

SK-2

Taper Rolls for
Rolling Pipe Threads
in Attachments Using
Parallel Roll Pins
Not Set at Pipe Angle

Small end of thread
on part next to collet.
Standard slots one end.

SS-1

Straight Rolls for
Rolling Pipe Threads
in Attachments with
Roll Pins set at
Pipe Angle

Standard slots one end.

ORDERING

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