Precision Ground High-Speed Steel Tap, TiN Coated, 5/16-18 Thread

The tool in question is a straight flute type, with the hand of cut being right-handed. The material used is HSS (High-Speed Steel). The number of flutes is 2, and the shank configuration is straight with a square shape. The surface condition is TiN (Titanium Nitride) coated. The tap blank construction follows the USCTI (United States Cutting Tool Institute) Table 302A standard, and the tap chamfer is of the plug type. The tap construction is standard, with ground threads. The tap does not have an interrupted thread, and its limit is H3. The tap style is a spiral point tap, without any truncated threads. The tap type is a machine tap.

The tool size is 5/16-Inch - 18 UNC (Unified National Coarse). The diameter is 0.3125-Inch. The overall length is 2.7188-Inch, or 69.06mm in metric. The shank size is 0.3180-Inch, or 8.08mm in metric. The shank square length is 0.3750-Inch, or 9.52mm in metric, and the shank square size is 0.2380-Inch, or 6.05mm in metric.

The depth of cut is 2 times the diameter (2xD). The material application includes M (Stainless Steel) and P (Steel). The operation type is Thru Hole, and the tap has a spiral point.

The thread creation method is Thread Cutting, and the thread form is UNC (Unified National Coarse). The thread length is 1.1250-Inch, or 28.57mm in metric. The thread pitch is 18, and the thread size is 5/16-Inch. The thread tolerance is 2B.

In summary, this is a straight flute, right-hand cut, HSS tool with 2 flutes and a straight, square shank configuration. The surface is TiN coated, and the tap follows USCTI standards. It is a standard, machine tap with ground threads, a plug chamfer, and a spiral point. The tool size is 5/16-Inch - 18 UNC, with a diameter of 0.3125-Inch and an overall length of 2.7188-Inch. The shank size and square dimensions are provided in both imperial and metric units. The depth of cut is 2xD, and the material applications include stainless steel and steel. The operation type is Thru Hole, with a spiral point tap. The thread creation is by Thread Cutting, with a UNC thread form, a length of 1.1250-Inch, a pitch of 18, and a thread size of 5/16-Inch with a 2B tolerance.

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