![BT30 x ER20M-70 w/ Mini Nut - Collet Chuck - Exact Industrial Supply](http://exactindustrialsupply.com/cdn/shop/products/BT30_ER16_mini_4in_sm_2013_4f9bc695-508e-49ae-80aa-0d1475b08867_1024x1024.png?v=1583233277)
BT30 x ER20M-70 w/ Mini Nut - Collet Chuck
Item #: TE1216313
Manufacturer: Techniks
Mfg #: 16313
Technical Specifications:
*Brand Name: Techniks *Capacity: ER20M *Chuck Size: BT30 *Collets Included: No *Coolant Supply: Coolant-thru Spindle with Coolant Capable Retention Knob, sold separately *Head Length/Projection: 70mm *Model Number: 16313 *Mount: BT30 *Nut Diameter: 1.1 *Overall Length: 7.42 *Size/Range: .019 - .551 *Spindle Interface: BT30 *Weight: 1.15 lbs *Wrench Number: TE1204623
Description:
*Techniks Collet Chucks are balanced to 25,000 RPM at G2.5 tolerance *They are individually lab tested for accuracy and balance and come with their individual performance report *Techniks holders achieve 0.0001" or less T.I.R. as measured from the taper to the collet pocket *
Shipping Info:
*Actual Weight - 1.1500 *Dimensions - Height: 5.00 Length: 2.00 Width: 2.00
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