tap drill

tap drill

[′tap ‚dril]
(mechanical engineering)
A drill used to make a hole of a precise size for tapping.
References in periodicals archive ?
Tap Drill As Per Following Specification:- 1 Insertion Tool-5/8 X 11 Tpi Unc 2 Extraction Tools-5/8 X 11 Tpiunc 3 Breaking Tools -3/8 4 Helicoil High Speed Steel Tap -Asp 30 M 42 With Electromagnetic Size-5/8 X 11 Tpi 5 Helicoil High Speed Steel Taper Shank Twist Drill 5/8 Helicoil Tap.
the thread class, thread depth, tap drill size and depth, which fastener we use for this size hole and any other information that can be carried over from the Hole Wizard command in SolidWorks.
The program includes calculators for angles, drill depth, simple math, and a tap drill.
Tenders are invited for Combined Tap Drill Bit Size 1/2 Half Inch.
Armed with the proper location for this screw, the ideal procedure would be to locate and tap drill for the screw before ever pulling the barrel.
This drill is smaller than the hole but won't wander if the dimple was deep enough to be of the full tap drill diameter.
When programming the hole (5/8 - 11 TPI), consult a tap drill chart and use a 17/32dia HSS drill (0.