Retention Knobs / Pull Studs

SKU: Pull Studs

CNC Router Retention Knobs

  • All mating surfaces precision ground

  • Manufactured to the highest standards
    for maximum safety and long life

Our pull studs are manufactured with the best steel that ensures minimum wear and guarantees a tough inner core that resists the normal wear and tear caused by a CNC machine.

Note: Please make sure that the Retention Knob you order is the correct one for your machine. Using the wrong Retention Knob can cause damage to your machine spindle, the tool holder, and may cause a safety hazard.

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CNC Pull STuds

 

Retention Knobs for CNC Routers

Part No. Type
D
d1
d2
d3
L
I1
I2
ø
T
750-19 KOMO 30-A 12.5
17
13
9
12.5
44
23.4
18.2
15°
M12
49001 DAT 30- A
17
13
9
13
44
24
19
15°
M12
49001-45 Colombo 30- Ball
17
12.8
9
13
44
24
19
45°
M12
49019 HSD ISO 30
17
12
8
13
44
23.9
-
radius
M12
7801 BT 30 - 45°
16.5
11
7
12.5
43
23
-
45°
M12
7806 BT 30 - 60°
16.5
11
7
12.5
43
23
-
60°
M12
4403502 BT 35- Heian
20
13
8.5
12.5
43
28
22.5
-
M12
13003 DAT 40 – A
23
19
14
17
54
26
20
15°
M16
NOTES: 750-19 = KOMO router for BT 30 tool holder, 49001 = Colombo spindles (billet spindle),
49001-45 = Colombo spindle clamping by balls (RS spindle), 49019 = HSD spindles