tap drill
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tap drill — noun The drill that is the correct size to produce the hole for a certain size of tap. The tap drill for a ½ 13 UNC tap is either a 0.421 or a 0.437 drill, depending on desired percentage of thread … Wiktionary
tap drill — noun : a drill for drilling a hole of exact diameter for tapping … Useful english dictionary
Tap and die — Not to be confused with Tool and die. Taps and dies are cutting tools used to create screw threads, which is called threading. A tap is used to cut the female portion of the mating pair (e.g., a nut). A die is used to cut the male portion of the… … Wikipedia
Drill and tap size chart — Below is a comprehensive drill and tap size chart for all drills, imperial and metric, and taps up to 36.5 mm. Contents 1 Chart 2 See also 3 References 4 External links … Wikipedia
Drill bit sizes — Drill bits are the cutting tools of drilling machines. They can be made in any size to order, but standards organizations have defined sets of sizes that are produced routinely by drill bit manufacturers and stocked by distributors. In the U.S.,… … Wikipedia
Tap Rack Bang — Tap, rack, bang (TRB) is jargon for the emergency corrective procedure for a semi automatic firearm or an automatic firearm after a failure to fire ( stoppage ), which usually gives an audible click as the firing mechanism fails to fire a round.… … Wikipedia
tap — [n] faucet bibcock, cock, egress, hydrant, nozzle, petcock, spigot, spout, stopcock, valve; concepts 445,464 tap [v1] hit lightly beat, bob, dab, drum, knock, palpate, pat, percuss, rap, strike, tag, thud, thump, tip, touch; concept 189 tap [v2]… … New thesaurus
Drill bit — For the fictional character, see Drill Bit (Transformers). For the cancelled skyscraper nicknamed Drill bit, see Chicago Spire. For the types used in drilling wells, see Well drilling. From top to bottom: Spade, lip and spur (brad point), masonry … Wikipedia
Drill — For other uses, see Drill (disambiguation). Drill scheme A drill or drill motor is a tool fitted with a cutting tool attachment or driving tool attachment, usually a drill bit or driver bit, used for drilling holes in various materials or… … Wikipedia
Drill bit shank — The shank is the part of a drill bit grasped by the chuck of a drill. The cutting edges of the drill bit are at one end, and the shank is at the other. Different styles of shank/chuck combination deliver different performance, such as allowing… … Wikipedia
drill — Synonyms and related words: SOP, accustom, aculeus, acumination, application, apprentice, apprenticeship, athletics, auger, basic training, bed, bit, bite, bone, boning, bore, bore bit, borer, brace and bit, brainwork, break, break in, breaking,… … Moby Thesaurus
