goldstarkitchen 
Best results for hss center drill speeds and feeds
Knoweasy HSS Titanium Coated Spiral Grooved Step Drill 3-Piece Set with Automatic Spring Loaded Center Punch,4-12mm/4-20mm/4-32mm Drill Bits Set for Sheet Metal Hole Drilling
$18.99
$24.69
Amazon.com
Last update was on: November 5, 2024 12:23 am
- ✅Clears chips faster and allows particles to escape easily
- ✅The hexagonal shank titanium drill uses a double-edged design to make cutting smoother and smoother. High-step design allows you to stop and don't drill big
- ✅4-12mm / 4-20mm / 4-32mm, Handle: 1/4" quick-change hex shank for drilling, drill holes of different sizes
- ✅Delivers an automatic, high-impact, spring-loaded strike when pressed against surface, adjustable cap regulates striking force
Qibaok 8PCS End Mill Bits, HSS CNC Cutter Drill Bits Straight 4 Flute Mill Bit Set + 6PCS Center Drill Bits, HSS Lathe Mill 60 Degrees Countersink Drill Bits for Wood, Aluminum, Steel, Titanium
$17.99
$26.09
Amazon.com
Last update was on: November 5, 2024 12:23 am
- ????【MATERIAL】High speed steel(HSS), high abrasion resistance, obtain accuracy, high-speed cutting for the high hardness
- ????【8PC END MILL BITS】End Mill Bits usually used to be assembled on milling machine and used for profiling, shoulder milling, finishing operations, general purpose machining of both ferrous and nonferrous materials
- ????【6PC CENTER DRILL BITS】Double ended, standard 60 degree included angle, used for centering work ends, where the work piece is to be revolved on machine centers
Neiko 11401A Stubby Drill Bit Set for Wood, 6 Piece | 1/4-Inch Quick Change Hex Shank | 4241 HSS Steel
$14.99
$21.44
Amazon.com
Last update was on: November 5, 2024 12:23 am
- Short bits are constructed of 4241 high speed steel for fast cutting against tough wood material
- Brad point tip design delivers accuracy when drilling through surfaces
- 1/4-inch hex shanks are compatible with both standard and quick change chucks drivers, providing versatility in drilling needs
- Each stubby Bit measures at a length Of 2. 3 inches for working in hard-to-reach tight spaces with short and right angle drills
