
Splitter Punching Tools - Tristar
3-fold splitter punch and die • Made in Germany by ALFRA
Sheet metal punching system with splitter punch for mild steel
(F = 370 N/mm
2
).
Operation:
By means of spanner or by means of a hydraulic device.
Suitable for mild steel (F = 370 N/mm
2
) sheets of thickness:
1.5 mm with screws Ø 6.0 mm
2.0 mm with screws Ø 9.5 mm
3.0 mm with screws Ø 19.0 mm
Pre-drilling: screws Ø 6.0 mm: Ø at least 6.2 mm
screws Ø 9.5 mm: Ø at least 9.7 mm
screws Ø 19.0 mm: Ø at least 19.5 mm
n Apply grease to tension screws! Metal lubricating paste protects from
wear and seizure.
n For hand operation, tension screws with ball-bearings (BB) have to be
used.
n Accessory (tension screws, pre-drill, ...).
TRISTAR
Inch sizes are available on request
Prod.-No. 01339
Prod.-No. 02003
Prod.-No. 02002
Ø in
mm
Size
Metrisch
Size
PG
Size
INCH
Size Conduit &
Pipe Size
Prod.-No.
(Punch and
die)
Suitable
tension screw
with ball bearing
Ø x l in mm
Prod.-No. Suitable
hydr. screw
Ø in mm
Prod.-No.
12,5 M 12 - 0.492 01770 6,0 x 40,0 01334 19,0 x 6,0 02022
15,2 - 9 0.598 01771 9,5 x 50,0 01339 19,0 x 9,5 02003
16,2 M 16 - 0.638 01772 9,5 x 50,0 01339 19,0 x 9,5 02003
18,6 - 11 0.732 01773 9,5 x 50,0 01339 19,0 x 9,5 02003
20,4 M 20 13 0.803 01774 9,5 x 50,0 01339 19,0 x 9,5 02003
22,5 - 16 7/8” 0.886 1/2” 01775 9,5 x 50,0 01339 19,0 x 9,5 02003
25,4 M 25 - 1” 1.000 01776 9,5 x 50,0 01339 19,0 x 9,5 02003
28,3 - 21 1.114 3/4” 01777 9,5 x 50,0 01339 19,0 x 9,5 02003
28,3 - 21 1.114 3/4” 01778 19,0 x 55,0 01340 19 02002
30,5 - - 1 7/32” 1.201 01779 9,5 x 50,0 01339 19,0 x 9,5 02003
32,5 M 32 - 1.280 01780 19,0 x 55,0 01340 19 02002
34,6 - - 1.362 1” 01788 19,0 x 55,0 01340 19 02002
37,0 - 29 1.457 01781 19,0 x 55,0 01340 19 02002
40,5 M 40 - 1.594 01782 19,0 x 75,0 01341 19 02002
43,2 - - 1 11/16” 1.701 1 1/4” 01789 19,0 x 75,0 01341 19 02002
47,0 - 36 1.850 01783 19,0 x 75,0 01341 19 02002
49,6 - - 1 15/16 1.953 1 1/2” 01790 19,0 x 75,0 01341 19 02002
50,5 M 50 - 1.988 01784 19,0 x 75,0 01341 19 02002
54,0 - 42 2 1/8” 2.126 01785 19,0 x 75,0 01341 19 02002
60,0 - 48 2.362 01786 19,0 x 75,0 01341 19 02002
61,5 - - 2 3/8” 2.421 2” 01791 19,0 x 75,0 01341 19 02002
63,5 M 63 - 2 1/2” 2.500 01787 19,0 x 75,0 01341 19 02002
TIP: Use hydraulic screws from high-alloy tool steel for heavy-duty purpose (made of one piece) – 19.0 x 9.5 mm Prod.-No. 02010
A/6
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