How to remove small broken tap or drill without damaging to the threads and work piece

How to remove small broken tap or drill without damaging to the threads and work piece
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sku: 32902308088
$2,380.00
Shipping from: China
   Technical Details
Brand Name: SFX
CNC or Not: Normal
Condition: New
control method: Servo control
electrode diameter: 2-13mm
G.W: 26 Kg
Input power: 3000W
Input Voltage: AC220V/110V
Max processing depth: 70mm
Max processing speed: 2mm/min
Model Number: SFX-4000B
Packing size: L528*W325*H460mm
Warranty: 1 year
Working liquidDielectric: Tap water
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