PRECOLLET Technical Option Information and Sign List

TECHNICAL-INFO

Welcome to PRECOLLET information page, your resource for detailed information that will help you choose the perfect product for your requirements.

Please explore the technical information below to learn more about our products. If you still have questions or concerns after consulting this page, please don’t hesitate to
contact us immediately for expert assistance from our team:
james.lee@precollet.com

Below is a list of available common options and configurations. If you don’t see it here, please contact us.

Option along with PRECOLLET Sign Liste,if not listed,contact us.

Extended Nose	L□ / A□B□/SL□	As shorter as possible after meeting your requirments	P2667SR-A10B8.0-5.5
			(P2667 steel collet round bore,extened 10mm,face end dia 8.0mm)
Utra High Precision	P		P3059CR-P-5.5
			(P3059 carbide bushings with 0.003 run out D5.5 )
Rubber Sealed	K/HK		P2667SR-HK-5.5
			(P2667 steel collet round bore half sealing D5.5)
Key Slot	CU/GU	guide on cone or guide on guide dia	P2667SR-GU-5.5
			(P2667 steel collet round hole D5.5 with key slot on guide Dia. )
Special Groove	SL/VL	More power clamping and high run out	P2667SR-SL-5.5
			(P2667 steel collet round hole D5.5 with spiral slitting )
Extended Carbide	CL□	More contact area with workpiece	P3059CR-CL35-14
			(P3059 carbide bushings extended carbide length to 35 mm inside bore D14 )
Super powerful groove	SP	Super clamping force	P2667SR-SP-5.5
			(P2667 steel collet round hole D5.5 with waffle bore

Extended Nose

Extended nose available for collet chucks or guide bushes, generally be applicated to sub-spindle collet,mainly for issue of workpiece accessibility.
We will provide extended nose with extra length 10mm with our standard taper angle while you have not specific requirments
Extended nose size has limited, we also suggest you use as short as possbible under considering your requirments to make sure the better performance in processing

While ordering, you can click “helpful blank“,downloading ,marking and send us.

Below is a list of available common options and configurations. If you don’t see it here, please contact us.

Overgrip

While clamping diameter is smaller than jump diameter, overgrip collet will be used，
For example, threads of screw dia=3.5mm, shank dia=2.5mm.You might need to ordering 3.5-2.5 overgrip collet with clamping length.
Overgirp Dia – Clamping Dia must within 3.4mm in regular processing
Double tapper collet angle will be 45°， Single Taper collet’s angle will be 90° requirments to make sure the better performance in processing

While ordering overgrip collet, you can click “helpful blank“,downloading ,marking and send us.

Bore Material

Carbide Insert: ・High wear assistant・Mainly used on guide bushing for holding part・Provide more service life

Brass & PVC Insert: ・For Picking up senstive parts・Make sure leave no pressure marks on the turning parts・Mainly applicate in softer workpiece・All collet types available