Rainford to show the UK's smallest drills at MACH 2014

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Rainford Precision has now taken orders for drills with miniscule diameters of 0.015, 0.025 and 0.030 mm, which will be at MACH 2014 (Birmingham NEC, 7-11 April) on Stand 5219, Hall 5. The micro-machining specialist has supplied the high precision drills from Iwata Tool to a UK customer who is manufacturing prototype components for a development project in the electrical measurement sector.

The new range of Iwata Tool carbide drills will receive their MACH debut with Rainford Precision being announced as the UK distributor for the range. The Japanese manufactured carbide drills are available from 0.008 to 0.1 mm diameter with flute lengths of 3xD, 6xD and 12xD. The range also includes centre drills with 120°, 90° and 60° inclusive angles. Iwata Tool can also supply drills to produce holes in materials as hard as 75 HRc steel. Toglon hard drills are available in three ranges: the miniature hard series are short flute drills that start at 0.1 mm diameter; the hard drill series with a medium flute length are available in diameters from 1.0 mm diameter; and the Toglon hard long drill series covers a range from 1.0 to 6.0 mm diameter. The flute length of the three ranges is critical to the strength and performance of the drills. According to Rainford Precision, the Toglon Hard SP series of 60° and 90° inclusive angle tools enables four main functions to be produced by one tool in materials up to 75 HRc; namely, centring, hole-chamfering, V-grooving and edge chamfering. To support the manufacture of extremely small parts with micro-features, the Iwata Tool agreement also gives Rainford Precision customers access to a range of straight flute end mills from 0.008 to 0.1 mm with flute lengths of 2xD, 4xD and 6xD. "The Iwata Tool range is a perfect fit for our brand and enables us to extend our capability to deliver solutions for the micro-machining industry," says Rainford Precision's managing director, Arthur Turner. "However, cutting tools of these dimensions are not for everyone and spindle concentricity and tool run-out are critical factors in the machining of such small components."