This tap and clearance drill chart shows tap and clearance drill sizes for standard threads. There is also a printable version that has both metric and inch threads.

The tap size chart provides a list of standard size taps, specifying the diameter and thread spacing, for fractional, metric, and screw sizes. The decimal equivalents of the diameters are shown in both English and Metric units.

Apr 27, 2016 · Some drill and tap tables include a value for Probable Hole Size that corresponds to the percent full thread for the recommended drill. Those tables give useful insight into optional selections. It's always a good idea to check the hole size after drilling the …

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Feeds-n-speeds, tap/clearance dills, all sorts of stuff. So I bought a poly ring binder and two dozen heavy duty sleeves just to go in my shop, time to get it into use... So I figure that if I can find the original sources, I'll make new printouts and put in the sheets to help protect.

Jun 27, 2023 · Here’s a Little Machine Shop chart for metric and inch tap and clearance drill sizes. To prep a through-hole for an M10 x 1.5 tap, that chart says I’ll need an 8.50 mm drill size for 75% thread engagement in non-ferrous materials.

Tap & Clearance Drill Sizes Tap Drill Clearance Drill Screw Size Major Diameter Plastics Threads Per Inch Minor Aluminum, Brass, Diameter 75% Thread for & 50% Thread for Steel, Stainless, & Iron Close Fit Free Fit Drill Size Dec. Eq. Drill Size Dec. Eq. Drill Size Dec. Eq. Drill Size Dec. Eq.

Oct 4, 2014 · Go to the Little Machine Shop site and print their chart. 50 and 75 percent threads, metric and english, tap and clearance holes. Or check Mac Hinery's Handbook. But it's a lot harder to use than the LMS charts!

Sep 21, 2007 · For metric sizes you don't need a chart. Just subtract the pitch i.e. M10 x 1.5 = 8.5mm tap drill. Same works for inch sizes but gets more complicated because you first need to divide one inch by the number of treads to get the pitch. Pleas explain this.

Find tap drills, thread specs, and clearance drills. Find the right rod size for threading with a die. See what drills are contained in drill sets. Find the closest drill to the hole size you need. Find the correct cutting speed and feed rate. Find the height of spacer blocks to use. Find the locations of holes on a bolt circle.