Signature Series Ejector Pins (Knockout Pins)

GenSwiss ejector pins (knockout pins) let you focus on making parts that make you money.  Our ejector pin tips attach to ejector pin bases, allowing you to quickly swap out tips for the right job. Our kits come high pressure air or coolant-thru ready with tip sizes ranging from .040 inches to .625 inches. 


Interchangeable Tips

  • Quick-Change interchangeable tips mate to ejector bases, cutting down on cost and reducing operation time.

Multiple Tip Sizes

  • Multiple tip sizes with coolant-thru capability for different collet types and sizes. Diameters from .040in to .625in.

Citizen Machines & More

  • Kits currently available for  12, 16, 20, 25, & 32mm Citizen machines with kits on the way for Star and Tsugami

Ejector Pin Kits for Citizen Machines

K12, L12

12mm Citizen Machines

Kit No. Machine
EJK-CIT12-KIT-A Citizen K12
Citizen L12

Each Kit Includes...

Description Length (in) Diameter (in) Thread Coolant
Ejector Base 1.55 .160 4-48 (female) No
Ejector Base 1.55 .310 10-32 (female) Yes
Interchangeable Tip .850 .040 4-48 (male) No
Interchangeable Tip .850 .060 4-48 (male) No
Interchangeable Tip .850 .090 4-48 (male) No
Interchangeable Tip .850 .120 4-48 (male) No
Interchangeable Tip 1.034 .093 10-32 (male) Yes
Interchangeable Tip 1.034 .040 10-32 (male) No
Interchangeable Tip 1.034 .200 10-32 (male) Yes
Interchangeable Tip 1.034 .310 10-32 (male) Yes

C16

16mm Citizen Machines

Kit No. Machine
EJK-CIT16-KIT-A Citizen C16

Each Kit Includes...

Description Length (in) Diameter (in) Thread Coolant
Ejector Base 1.6 .276 10-32 (female) Yes
Interchangeable Tip .5 .500 10-32 (male) Yes
Interchangeable Tip 1.034 .093 10-32 (male) Yes
Interchangeable Tip 1.034 .040 10-32 (male) No
Interchangeable Tip 1.034 .070 10-32 (male) No
Interchangeable Tip 1.034 .200 10-32 (male) Yes
Stand-Alone Ejectors 1.6 .120 M8 (female) No
Stand-Alone Ejectors 1.6 .240 M8 (female) Yes
Stand-Alone Ejectors 1.6 .300 M8 (female) Yes
Stand-Alone Ejectors 1.6 .394 M8 (female) Yes

A20, L20, M20

20mm Citizen Machines

Kit No. Machine
EJK-CIT20-KIT-A Citizen A20
Citizen L20
Citizen M20

Each Kit Includes...

Description Length (in) Diameter (in) Thread Coolant
Ejector Base 1.6 .276 10-32 (female) Yes
Interchangeable Tip .5 .625 10-32 (male) Yes
Interchangeable Tip 1.034 .093 10-32 (male) Yes
Interchangeable Tip 1.034 .040 10-32 (male) No
Interchangeable Tip 1.034 .070 10-32 (male) No
Interchangeable Tip 1.034 .200 10-32 (male) Yes
Stand-Alone Ejectors 1.6 .120 M8 (female) No
Stand-Alone Ejectors 1.6 .240 M8 (female) Yes
Stand-Alone Ejectors 1.6 .300 M8 (female) Yes
Stand-Alone Ejectors 1.6 .394 M8 (female) Yes

L25, A32, L32, M32

25/32mm Citizen Machines

Kit No. Machine
EJK-CIT32-KIT-A Citizen L25
Citizen A32
Citizen L32
Citizen M32

Kit Includes...

Description Length (in) Diameter (in) Thread Coolant
Ejector Base 1.6 .276 10-32 (female) Yes
Interchangeable Tip .5 .625 10-32 (male) Yes
Interchangeable Tip 1.034 .093 10-32 (male) Yes
Interchangeable Tip 1.034 .040 10-32 (male) No
Interchangeable Tip 1.034 .070 10-32 (male) No
Interchangeable Tip 1.034 .200 10-32 (male) Yes
Stand-Alone Ejectors 1.6 .120 M8 (female) No
Stand-Alone Ejectors 1.6 .240 M8 (female) Yes
Stand-Alone Ejectors 1.6 .300 M8 (female) Yes
Stand-Alone Ejectors 1.6 .394 M8 (female) Yes
Adapter .80 .394 M10 (male)
M8 (female)
Yes

Interchangeable Ejector Tips Only

EJK-1032-KIT-A Includes...

Description Length (in) Diameter (in) Thread Coolant
Interchangeable Tip 1.034 .040 10-32 No
Interchangeable Tip 1.034 .070 10-32 No
Interchangeable Tip 1.034 .093 10-32 No
Interchangeable Tip 1.034 .093 10-32 Yes
Interchangeable Tip 1.034 .120 10-32 Yes
Interchangeable Tip 1.034 .150 10-32 Yes
Interchangeable Tip 1.034 .200 10-32 Yes
Interchangeable Tip 1.034 .250 10-32 Yes
Interchangeable Tip 1.034 .310 10-32 Yes
Kit No. Machine
EJK-10320-KIT-A Citizen K12
Citizen L12
Citizen C16
Citizen A20
Citizen L20
Citizen L25
Citizen A32
Citizen L32
Citizen M32

Note: Interchangeable ejector tips require ejector bases.

EJK-0448-KIT-A Includes...

Machine Length (in) Diameter (in) Thread Coolant
Interchangeable Tip .850 .040 4-48 No
Interchangeable Tip .850 .060 4-48 No
Interchangeable Tip .850 .090 4-48 No
Interchangeable Tip .850 .120 4-48 No
Kit No. Machine
EJK-0448-KIT-A Citizen K12
Citizen L12

Note: Interchangeable ejector tips require ejector bases.

Stand-Alone Ejector Pins Only

Stand-Alone Ejector Kit Includes...

Description Length (in) Diameter (in) Thread Coolant
Stand-Alone Pin 1.6 .120 M8 No
Stand-Alone Pin 1.6 .240 M8 Yes
Stand-Alone Pin 1.6 .300 M8 Yes
Stand-Alone Pin 1.6 .394 M8 Yes
Kit No. Machine
EJK-0M8-KIT-A Citizen C16
Citizen A20
Citizen L20
Citizen L25
Citizen A32
Citizen L32
Citizen M32

GenSwiss Catalog

Utilis 2018 Catalog