| Tap size | Basic major dia (mm) | Drill size (mm) |
|---|---|---|
| M14 x 1.5 | 14mm | 12,5mm |
| M16 x 2 | 16mm | 14mm |
| M16 x 1.5 | 16mm | 14,5mm |
| M18 x 2.5 | 18mm | 15,5mm |
What size drill do you use for tap?
Looking at the "Tap Drill Chart" section at the bottom, they recommend an "F" drill for a 5/16"-18 fastener. Then, looking up above at the "Decimal Equivalent Chart" section, an "F" drill measures 0.257", about halfway between 1/4" and 17/64". Keeping this in view, how do you determine tap drill size?
What is hole diameter for a M16 bolt?
Thread Size Hole Minor Diameter Min. (mm) Hole Minor Diameter Max. (mm) Suggested Drill Size* M1.6 x 0.35 1.37 1.42 #54 M2.0 x 0.40 1.74 1.79 #50 M2.5 x 0.45 2.21 2.27 #43 M3.0 x 0.50 2.68 2.74 #36 M3.5 x 0.60 3.11 3.19 1/8 M4.0 x 0.70 3.55 3.64 #28 M4.5 x 0.75 4.01 4.11 #21 M5.0 x 0.80 4.32 4.48 11/64 M6.0 x 1.00 5.16 5.35 #5 M7.0 x 1.00 6.16 6.35 C
What is a bullet size of M16?
There are several types of 5.56mm cartridges the M16 can fire. Taken from FM3–22.9, 2–11, these are the cartridge types that are rated for the M16: a. Cartridge, 5.56-mm, Ball, M193. The M193 cartridge is a center-fire cartridge with a 55-grain, gilded metal-jacketed, lead alloy core bullet.
What size drill bit for 5 16 18 tap?
The best overall size drill bit for the 5/16″-18 tap is 17/64″ drill bit, which corresponds to an F drill bit. Figuring out what size drill bit you need for a 5/16″ tap starts with understanding a bit about sizing differences. When we talk about the 5/16″ tap, keep in mind that there are two measurement variations; an 18 tap and a 24 tap.
What is a long reach tap?
Long-Reach General Purpose Taps. Use the extra-long shank to thread deep and hard-to-reach holes. These taps are made of uncoated high-speed steel and are for use on most metal and plastic. With a square shank, they're compatible with tap wrenches and tap holders for drill presses and milling machines.
What is a gun tap?
Keep chips clear while tapping. Also known as gun taps, these have spiral-point flutes that push chips ahead of the tap and out of through holes. Because they don't need to be reversed to prevent buildup, they produce threads more efficiently than standard taps and are suitable for production work. They're made of high-speed steel for use on most metal and plastic. With a square shank, they're compatible with tap wrenches and tap holders for drill presses and milling machines. All have a plug chamfer with 3-5 chamfered cutting threads, so they're suitable for start-to-finish tapping.
What is a tap set?
For start -to-finish tapping of left-hand threads, these sets include one taper -, one plug -, and one bottoming-chamfer tap. All taps are made of high-speed steel and are for use on most metal and plastic. With a square shank, they're compatible with tap wrenches and tap holders for drill presses and milling machines.
What is an uncoated tap?
Uncoated carbon steel taps are for thread repair and occasional tapping. Use uncoated high-speed steel taps for small-scale tapping jobs.
What is Acme thread?
Acme Thread Taps. Form general purpose Acme threads. These high-speed steel taps are for use on most metal and plastic . With a square shank, they're compatible with tap holders for drill presses and milling machines. Also known as tandem taps, these have an extended chamfer with two sets of chamfered cutting threads.
What is a cobalt steel tap?
To tap nickel and other hard material, these cobalt steel taps have high cutting strength. Their spiral flutes keep chips clear, so they don't need to be reversed to prevent buildup. With a square shank, they're compatible with tap wrenches and tap holders for drill presses and milling machines. All have a plug chamfer with 3-5 chamfered cutting threads, so they're suitable for start-to-finish tapping.
What are cobalt taps made of?
These taps are made of cobalt steel for higher strength and wear resistance than standard taps. Their flutes are designed to keep chips clear, so they don't need to be reversed to prevent buildup. With a square shank, they're compatible with tap wrenches and tap holders for drill presses and milling machines. All have a plug chamfer with 3-5 chamfered cutting threads, so they're suitable for start-to-finish tapping.