End Mill Tool Holders

We provide large quantities of CNC end mill tool holders, including dual contact CAT40, CAT50, BT30, BT40, HSK63A.

Features I.D. hole tolerance: H5 Balanced to 10,000 RPM Taper ground to AT3 Better taper contact so it can be used for CNC grinder Capability parameters Taper Size: CAT40 Bore Diameter: 1/4", 1/2", 3/4", 7/8" Projection Length: 2.50" for 1/4", 2.75" for 1/2" 7/8", 3.00" for 3/4" Bore Bore Tolerance: H6 TIR (at nose face): < 0.0001" Max Balanced To: 20,000 RPM G2.5 Coolant Type: Thru Spindle Rear Thread Size: 5/8-11 Nose Diameter: 0.81", 1.38", 1.75", 2.05" Tech Specifications

Tool Holder Category	End Mill Holder
Shank Size	CAT40
Bore Diameter	1/4, 1/2, 3/4, 7/8
End Mill Holder Style	Stub
Max RPM Balanced To	G2.5 20000
Tir (Inch)	0.0001

Drawbar Thread Size	5/8x11UNC
Dual Contact Tool Holder	No
Coolant Thru	Yes

Tool Holder Category	End Mill Holder
Shank Size	BT40
Bore Diameter	1/4, 3/8, 1/2, 5/8
End Mill Holder Style	Stub
Max Rpm Balanced To	12000
Tir (Inch)	0.0001

Drawbar Thread Size	5/8x11UNC
Dual Contact Tool Holder	No
Coolant Thru	Yes