ER20 12mm ER Spring Collet Square Serrated Key Type - Pointed Soft Jaws Chuck Size 15" to 18" inches 1250 Maximum Groove Width (Inch)

1250 Maximum Groove Width (Inch) 1/8 Insert Holding Method Screw Insert Compatibility 16 NR-NG

Type Precision Shoulder Screw System of Measurement Inch Shoulder Diameter (Inch) 1/8 Thread Size #4-40 Shoulder Length (Inch) 1/2 Drive Type Phillips Material Grade 18-8 Material Stainless Steel Finish/Coating Passivated Head Height (Decimal Inch) 0

1875 Drill Bit Size (Inch) 3/16 Drill Point Angle 140 Drill Bit Material Carbide Drill Bit Finish/Coating TiN/AlTiN Flute Type Helical Flute Cutting Direction Right Hand Shank Type Straight Coolant Through Yes Flute Length (mm) 29

7500 Drill Point Angle 90 Spotting Drill Material Cobalt Spotting Drill Finish/Coating Bright Flute Length (Decimal Inch) 1

Blunt Edge *Holding Force: 650 lbs *Slot Depth: 3

ER20 12mm ER Spring Collet Square Serrated Key Type - Pointed Soft Jaws Chuck Size 15" to 18" inches 1250 Maximum Groove Width (Inch)Item #: GM70422012MM Manufacturer: Techniks Mfg #: Technical Specifications: *Brand Name: Techniks *Collet Style Fits: ER20 *Grip Range: . 4330 . 4720 *Grip Range (Metric): 11. 0 12. 0 *ID Square (in. mm): 12mm *Type: ER Spring Collet Description: *ER Spring Collets are the only Clamping Collet System for combined milling, drill, reaming, tapping and boring *ER Collets concentricity guaranteed to . 0004" *Wide holding range of each collet requies