Drill Doctor DA02105PF Left Handed Reverse Twist 3/32-Inch to 1/2-Inch Chuck for Models DD500X and DD750X Only

Holds left-handed (reverse twist) 3/32" to 1/2" drill bits | Fits Models DD500X and DD750X onlyAmazon.ca Product Description Holds left-handed (reverse twist) 3/32-Inch to 1/2-Inch drill bits. Left-handed drill bits are used to remove broken bolts without creating an oversized hole, which would result in having to use a larger bolt to replace the one removed. A left-handed drill bit actually backs out the original broken bolt without damaging the existing threads. Fits Models DD500X and DD750X only. From the Manufacturer Holds left-handed (reverse twist) 3/32" to 1/2" drill bits. Left-handed drill bits are used to remove broken bolts without creating an oversized hole, which would result in having to use a larger bolt to replace the one removed. A left-handed drill bit actually backs out the original broken bolt without damaging the existing threads. Fits Models DD500X and DD750X only.