Pull studs are an important link between machine and tool. The requirements concerning accuracy, rigidity and reliability are very high. Pull studs of minor quality not only decrease the performance of the machine, they are even a safety risk. A breaking pull stud might cause severe damage on machine and workpiece and even injuries on persons.
Pull studs similar ISO 7388-3 Form JF without drill through
- Made of special steel with high rigidity
- Costly heat treatment in several steps
- Spots with highest stress tempered specifically
- High impact strength
- All functional surfaces fine finished after hardening.
- Highest security and reliability

Description | Norm: | Value: metric/ inch |
---|---|---|
Version | BT30 - 45° | |
Diameter 1 | D1 | 0.433 inch |
Diameter 2 | D2 | 0.276 inch |
Diameter 3 | D3 | 0.492 inch |
Length 1 | L1 | 1.693 inch |
Length 2 | L2 | 0.906 inch |
Length 3 | L3 | 0.709 inch |
Thread 1 | g1 | M12 |
Angle alpha | α | 45° |
Pull studs are an important link between machine and tool. The requirements concerning accuracy, rigidity and reliability are very high. Pull studs of minor quality not only decrease the performance of the machine, they are even a safety risk. A breaking pull stud might cause severe damage on machine and workpiece and even injuries on persons.
- Made of special steel with high rigidity
- Costly heat treatment in several steps
- Spots with highest stress tempered specifically
- High impact strength
- All functional surfaces fine finished after hardening.
- Highest security and reliability

Description | Norm: | Value: metric/ inch |
---|---|---|
Version | BT30 - 45° | |
Diameter 1 | D1 | 0.433 inch |
Diameter 2 | D2 | 0.276 inch |
Diameter 3 | D3 | 0.492 inch |
Length 1 | L1 | 1.693 inch |
Length 2 | L2 | 0.906 inch |
Length 3 | L3 | 0.709 inch |
Thread 1 | g1 | M12 |
Angle alpha | α | 45° |
Order No. | Version | Downloads | metric/ inch |
---|---|---|---|
88.601.30 | BT30 - 45° |
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|
88.601.40 | BT40 - 45° |
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88.601.40.1 | BT40 - 45° |
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88.601.50 | BT50 - 45° |
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|
88.604.30 | BT30 - 30° |
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88.604.40 | BT40 - 30° |
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88.604.50 | BT50 - 30° |
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|
|
88.611.40 | BT40 - 45° |
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88.611.50 | BT50 - 45° |
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|
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88.614.40 | BT40 - 30° |
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|
|
88.614.50 | BT50 - 30° |
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|
|
88.621.40 | BT40 - 45° |
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|
|
88.624.40 | BT40 - 30° |
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|
|
88.624.50 | BT50 - 30° |
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|
|
88.631.40 | BT40 - 45° |
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|

- Early wear detection
- Preservation of the target condition
- High availability of HAIMER specialists
- Consistent quality level
- Prerequisite for certification according to ISO 9001