BT30 ER25 50mm Dual Contact Collet Chuck Holder

Item No.	BT30-ER25-50D
Price:	$156.65
Shipping:	In Stock - Ships Same Day *
Quantity:
* Same Day Shipping is only available on orders placed Monday - Friday before 4 P.M. Central Time.

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Collet Chuck accepts all ER25 collets
Works on all BT 30 machines with Dual Contact Spindles
Compatible with BIG-PLUS® spindles
Threaded for stop screw type 2 (not included)
All critical tool holder surfaces precision ground
Made from alloy steel hardened to 54 - 56rc
Balanced to G2.5 at 20,000 rpms
Gage length is 50mm (1.96 inches)
Concentricity is less than .0001 at collet face
Collet nut is included
Rear thread for pull stud is M12 x 1.75
View BT30 Pull Studs
MariTool Part# is BT30-ER25-50D

*BIG-PLUS® is a trademark of Daishowa Seiki Kabushiki Kaisha; Big Daishowa Seiki Co., Ltd., Corp.
Compatible with BIG-PLUS® spindles, but not licensed.

Balance Spec:	G2.5 @ 20,000 rpms
Collet Grip Range:	.024-.6875 inches
Collet Size:	ER 25
Concentricity:	< .0001 at Collet Face
Coolant Thru:	Yes
Finish:	Black Oxide
Gage Length:	50mm
Material:	Hardened Alloy Steel
Rear Thread:	M12 x 1.75
Taper:	BT30 DUAL CONTACT