IR20-EM1/2-4.0" End Mill Holder

Item #: SG81ER2012102
Manufacturer: Prime Tool
Mfg #: T12ER20A04

Technical Specifications:
*Base Coupling OD: 1.339 / 34mm *Base Coupling Size: IR20 *Bore ID: 1/2 *Brand Name: Prime Tool *Dimension D1: 1.38 / 35mm *Gage Length: EM1/2 *Length: 4.00 / 101.6mm *Neck Length: 4.20 / 106.68mm *Overall Length: 6.17 / 156.72mm *Shank: ER20 *Weight: 1.87425 lbs

Description:
*Precision Ground Pilot Threads *Shaft Tolerance: H3 *Case Hardness: HRC 56 +/-2 *Seat Runout: 0.005mm (0.0002") *Balance G2.5 @ 25,000 RPM

Shipping Info:
*Actual Weight - 1.9000 *Dimensions - Height: 1.60 Length: 6.40 Width: 1.60