1-1/16" reduced shank HSS drill bit, 1/2" shank, DWDRSD
HSS drill bit with black oxide finish and round shank for versatile toolholding. Improves lubrication at cutting edge and reduces chip clogging. Some customers report mixed durability and dullness after use
Highlights
- hss with general-purpose capability
- black oxide for lubricity
- round shank for versatile toolholding
Pros
- high-speed steel for general-purpose use
- black oxide finish for lubricity
- round shank compatibility with toolholding systems
- chip evacuation reduces clogging
Cons
- mixed durability and dullness reported
- some users note chipping on first use
- hole quality and drill size reviews are mixed
Best For
Features
- High-speed steel construction for general purpose drilling
- Hardness and toughness balance for wear resistance
- Black oxide finish enhances lubricity and coolant retention near cutting edge
- Round shank compatible with a wide range of toolholding systems
- Spiral flutes evacuate chips when drilling with right-hand cuts
