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The CENTURY DRILL TOOL CO INC 97311 is a M7x1.00 metric plug-style tap designed for hand cutting internal threads in metal and other machinable materials. The tap features precision-cut threads that are accurately formed to produce consistent, exact threading results on every pass. Heat treated and tempered to file-hard hardness, the cutting flutes maintain their edge through extended use. Each package includes 2 taps, making it a practical choice for shops and field technicians who want a spare on hand. This tool is sized for M7 threads with a 1.00 mm pitch, a less common but necessary size for metric fastener repair and fabrication work.
This tap is suited for hand threading applications in general mechanical, HVAC, plumbing, and electrical trade work where metric hardware is encountered. It performs in scenarios such as chasing damaged threads on equipment panels, tapping new holes in brackets, or restoring fastener engagement in imported equipment components. The plug chamfer style provides a balance between starting ease and thread engagement depth, making it appropriate for through-holes and moderately deep blind holes in standard shop and field conditions.
Designed for hand threading applications requiring M7x1.00 metric internal threads in metal and other machinable materials using a standard tap wrench or T-handle.
This tap is intended for use by machinists, mechanics, and trade professionals performing hand threading operations. Always use the correct drill bit size for the tap diameter and pitch before threading to avoid tap breakage. Apply cutting fluid to reduce friction and extend tap life, and back off the tap periodically to clear chips. Never force a tap against resistance, as taps are brittle and will break if overloaded.
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