Pull Stud Dealers

Birla Precision offers all varieties of ER/TG/DA collets in metric & Inch sizes. Collets in sets are also supplied as per DIN 6499. Pull Studs/Retention studs manufactured from low carbon alloy steel & spl care taken in H/T avoid cracking to ensure reliability.  Pull studs for coolant through application are also supplied.

Gem Pull studs are shot peened to relieve stress in the material, remove burrs, radius corners, and improve the finish of the knob. This process improves the durability, extends the life and reduces the likelihood of the pull stud cracking. Improper choice of a pull stud can cause damage to your machine spindle, the tool holder, and can cause a serious safety hazard. Advantages of Pull studs The advantages of Gem Pull Studs are: Uses replaceable hardened steel inserts Safety & easily installsremoves pull stud retention knobs Fast - self aligning, non-slip design minimizes damage to pull studs Increases tooling flexibility and reduces tooling inventory Saves time and aggravation. Advantages of Pull studs The advantages of Gem Pull Studs are: Uses replaceable hardened steel inserts Safety & easily installs/removes pull stud retention knobs Fast - self aligning, non-slip design minimizes damage to pull studs Increases tooling flexibility and reduces tooling inventory Saves time and aggravation Benefits of Pull studs The benefits of Gem Pull Studs are: 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 Most often, a retention knob is added at the tail of the taper, where it can be clamped by levers from the outside and drawn axially into the spindle nose Great for run out accuracy, balance repeatability and machine tool draw bar consistency Higher-quality retention knobs will resist wear and deformation better, and they will also locate more accurately on the toolholder's center line Another common option is a threaded bolt built in as part of the spindle that can be activated to screw or unscrew the toolholder

Universal Model Turrent Sleeve suitable for any make of Turrent. Tool locking for Fig. 1 type of turrent sleeve is by the grub of the Turrent Block which locks both the Turrent Sleeve as well as the Tool.

Pull stud / retention knob is a very important part of a machine It is a knob which is screwed into the end of the tool holder that locks the tool in place within the spindle.   VARIETY OF PULL STUDS / RETENTION KNOBS Since last 8 years we are manufacturing PULL STUDS like: 1) BT 30 with hole and without hole in 30,45,90 degree,  2) DIN 69872 in 30, NT 30 as per the standard with M12 external threading  3) MAS-BT 40 and MAS BT 50 with hole, without hole in 30, 45, 90 degree with ‘O’ ring external and internal  4) DIN 69872 form  A and B with O ring  5) ISO 7388/2B,ISO 73882A 6) MAZAK 40 and 50  7) JIS 6339,ANSI 8) Any SPECIAL PULL STUD is made to requirement according to the sample or drawings. We have covered almost all standard varieties of PULL STUD in our regular production. MATERIAL SPECIFICATION We use only SAE 8620 raw material for production of all varieties of PULL STUD.  Regarding Case Depth, Perfect Hardness, and correct Core hardness all are being maintained correctly and accurately.