10BestProductReview 
Best results for no 21 drill bit
Irwin 81121 High Speed Steel Wire Gauge Drill Bit #21
$5.00
$5.55
Amazon.com
Last update was on: May 19, 2024 1:52 am
- Used where more precisely sized holes are required
- Drills exact hole size
- ideal for tapping
- Bit is constructed of M-2 high speed steel for the best combination of strength, heat resistance, and wear resistance
- Standard 118 deg point for use in wood, metal, and plastic
DEWALT Titanium Drill Bit Set, 21-Piece (DW1342)
DEWALT Black Oxide Drill Bit Set, 20-Piece (DW1177)
DEWALT Cobalt Drill Bit Set with Pilot Point, 14-Piece (DWA1240)
Milwaukee GIDDS2-811325 21 Piece Thunderbolt Black Oxide Drill Bit Set
$26.10
$29.75
Amazon.com
Last update was on: May 19, 2024 1:52 am
- N/A
- Imported
- Delivers high performance in heavy-duty applications
- All-metal ratcheting keyless chuck for greater bit retention
- Soft grip handle design offers increased gripping surface and comfort
- Thunderbolt web, provides longer life and faster driller times
DEWALT DW1921 21/64-Inch Gold Ferrous Oxide Pilot Point Twist Drill Bit
Norseman Drill Bits 44170 Ultra Dex Type 240-UB 135 Degree Split Point Magnum Super Premium Jobber Drill Set (29 Piece)
$79.99
$111.19
Amazon.com
Last update was on: May 19, 2024 1:52 am
- 29 pc. Ultra Dex Set Premium High Speed Steel Heavy Duty NAS 907B 135-Degree Split Point
- 1/16 - 1/2 by 64ths - Ultra Dex
- Precision ground point, flutes, body, clearance and drill diameter for ultimate accuracy and performance
- Special Hi-Molybdenum tool steel/ Gold Oxide
- NAS 907B Heavy Duty Jobber
DEWALT DW1354 14-Piece Titanium Drill Bit Set
DEWALT DW1361 Titanium Pilot Point Drill Bit Set, 21-Piece
Cordless Drill Driver Kit, 20V Max Impact Hammer Drill Set w/ Lithium-Ion Battery, Fast Charger, 21+1+1 Clutch, 330 In-lb Torque, Variable Speed & Built-in LED for Drilling Walls, Bricks, Wood, Metal
$59.99
$73.19
Amazon.com
Last update was on: May 19, 2024 1:52 am
- ☞【Proudly Present KIMO Battery】Over 25 years, KIMO has dedicated a whole engineering team that keeps updating its batteries to the best of its kind. It’s guaranteed that the life expectancy of each KIMO battery is at least 1,000 cycles. Stop worrying about dying batteries or batteries that won’t charge after minimal usage. KIMO’s got your back!
- ☞【21+1+1 Clutch & 2 Variable Speed】Equipped with 3 functions, screwdriving, drilling and impact drilling, this 2 variable speed (0-350RPM, 0-1350RPM) 21+1+1 clutch Drill Driver is your no.1 helper for your precise work around the house. Whether it’s household reconstruction, renovation, garden work or garage repairs, consider getting this KIMO drill as an one-stop solution.
DEWALT Drill Bit Set with Metal Index, 29-Piece (DW1969)
Drill America #21 x 6" Cobalt Aircraft Extension Drill Bit, GLBCO Series
Amazon.com
Last update was on: May 19, 2024 1:52 am
- Effective in drilling tough, high tensile strength materials like stainless steel, inconel and titanium
- 135° split point tip prevents drill from walking
- Round shanks allow use with a wide variety of tool holding systems
- Gold oxide is a thinner oxide surface treatment than black oxide typically used to identify cobalt steel tools
- performance is similar to uncoated tools
- 6" overall length for drilling where extra length for reach is required
