Taps & Threading Tools

Reiff & Nestor Co. manufactures and stocks a wide variety of both tapered (NPT, ANTP, NPTF, BSPT) and straight pipe taps (NPS, NPSM, NSPC, NPSF, BSP). Both NPT and NPTF are available with 0-2˚ rake, medium and high hooks.

The Rymon Co. specializes in stocking standard and nonstandard thread gage sizes. Stock includes: UN-UNS-UNC-UNF-UNEF-UNJ-STI; METRIC-METRIC STI-BSPP.

Tungaloy America Inc. offers TetraMini-Cut tools for grooving and threading of small parts. The TetraMini-Cut's ground insert, with four corners, is not only economical but also perfect for high-precision and high-quality machining of small parts, according to the company.

Allied Machine & Engineering Corp. offers a complete range of coolant-through thread mills that are ideal for blind-hole applications. Allied's coolant-through threadmills significantly improve chip evacuation when threading blind-holes, according to the company.

Drilling and threading with the same tool? Even in working depth up to 3 diameters? Yes it is possible, thanks to the new DC Swiss circular thread milling cutter from Mikron Tools with internal coolant starting from 3mm (0.12").

The new RCT85, for larger sizes, taps 10 ½-13 holes, 1" deep in 18 seconds. For fastest cycle time, Tapmatic offers CST (constant-speed tapping) attachments.

Midwest Industrial Tool Grinding Inc. (MITGI) expanded its standard line to include more than 280 thread mills. The tools are available uncoated or with an AlTiN coating. The line includes single-flute, NPTF full-form straight or helical, NPT full-form straight or helical, UN full-form straight or helical, and metric full-form straight or helical thread mills. Specials can be ordered.

Emuge Corp., West Boylston, Mass., a manufacturer of taps, thread mills, toolholders, clamping devices and other rotary cutting tools, today announced the expansion of its patented Softsynchro® tap holder line, adding two new holder sizes. Constructed from precision-ground body and shank sections, Softsynchro's patented design is said to significantly increase tool life and performance.

Scientific Cutting Tools Inc. (SCT) stocks UN thread mills for cutting from 4-40 up to 3-1/2-8, as well as NPT, BSPP and BSPT 1/16 to 2½ and up, according to the company based in Simi Valley, Calif. Except for staggered-tooth thread mills, all of SCT's solid-carbide, straight-flute thread mills are crest-cutting, and are used for cutting internal threads only.n

Seco developed its new thread chaser insert holder to bring high levels of precision and rigidity to threading operations that involve tough materials including the hard, gummy or high-­chrome content ones used in the oil and gas industry. Such achievement is possible via a special carbide-­pin locating system combined with a patented pocket seat surface pattern and high-­pressure coolant capabilities.

GenSwiss announces less than 3-week delivery times for Utilis application-specific inserts used with Utlilis thread whirling rings and attachments in Swiss-type machines.

The new high-end TC142 blind hole taps from Walter are for machining stainless steels, ISO M materials.