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Pull Studs

Wide range of pull studs (retention knobs) for connecting toolholders to the machine drawbar.

Unsure which pull stud you need? Fill out our ID form

Standard
BT MAS Pull Studs

Standard BT30-BT50 pull studs available in 30, 45, 60 and 90° style

Through Coolant
BT MAS Pull Studs

Through coolant BT40-BT50 pull studs available in 30, 45, 60 and 90° styles

Through Coolant
JIS.B6339 Pull Studs

Through coolant ISO30-ISO40 pull studs available in 15°

Through Coolant
JIS.B6339 Pull Studs with O-Ring

Through coolant ISO40-ISO50 pull studs available in 15°

Through Coolant
BT MAS MAZAK Pull Studs

Through coolant BT40-BT50 pull studs available in 45°

Through Coolant
BRIDGEPORT Pull Studs

Through coolant bridgeport ISO40 pull studs in 90°

Through Coolant
ISO7388/2-B Pull Studs

Through coolant ISO40-ISO50 pull studs available in 45°

BT MAS / DIN69871
Pull Studs

Standard ISO40 pull studs available in 45°

Unsure which pull stud you need?
Fill in our pull stud ID form and one of our team will be happy to assist in identifying the correct pull stud

What are Pull Studs?

Pull studs, also commonly referred to as retention knobs, are used to precisesly position and safely lock the toolholder in the machine spindle. This is achieved by linking the machine drawbar and the toolholder together.

It is critically important to select the correct pull stud for your machine. If you are unsure which pull stud you need, please fill in our pull stud identification form and one of our expert team will be happy to help.


What types of Pull Stud are available?

There are hundreds of different variations of pull stud available on the market. Generally categorised into the make of machine or type of spindle your machine has. Some popular examples include BT MAS, DIN69871, R8 (Bridgeport), MAZAK and ISO pull studs.

Pull studs also come with different features and characteristics such as the angle, length, through coolant type and whether they are supplied with or without o-ring seals.


What pull stud do you need?

With all the different machine makes and spindles around, combined with all the different characteristics of pull stud available it can be extremely difficult to identify which pull stud you actually need.

One option can be to refer to your machine tool manual or contacting the machine tool dealer, however our expert technical team are on hand to find and supply you with the correct pull stud as soon as possible.

Please fill in our pull stud identification form and one of our expert team will be happy to help. Alternatively you can contact them on 01924 869 615 or email sales@cutwel.net to discuss in more detail your pull stud requirements.