The IRWIN HANSON 8 - 32 NC Tap and No. 29 Drill Bit is ideal for creating precise holes and 32 clean threads per inch in metal for general purpose drilling. The drill bit is constructed of high speed steel for fast drilling, while the tap is crafted of high carbon steel for durability.
What size drill bit do I need for a 8 mm tap?
Tap Metric Drill US Drill
----------- ------------ --------
8mm x 1.25 6.9mm 17/64"
8mm x 1.0 7.1mm -
10mm x 1.5 8.7mm -
10mm x 1.25 8.9mm 11/32"
What size drill bit do I need for a 10 32 Tap?
Tap Fractional Drill Bit Number Drill Bit
------- -------------------- ----------------
#10-24 5/32" 25
#10-32 5/32" 21
#12-24 11/64" 16
1/4"-20 13/64" 7
What size drill bit do I use for a #8 screw?
Screw Size Pilot hole size for hardwoods* Pilot hole size for softwood**
---------- ------------------------------ ------------------------------
#6 3/32" 5/64"
#7 3/32" 5/64"
#8 1/8" 3/32"
#9 1/8" 3/32"
What size drill bit is used to tap a 3/8 thread?
To Tap This Size Screw Or Bolt: Use This Drill Bit: Decimal Inches
------------------------------- ------------------- --------------
8mm-1.00mm 7.1mm .2795
5/16-32 NEF 9/32" .2812
9mm-1.25mm 7.9mm .3110
3/8-16 NC 5/16" .3125