Toolholders & Workholding

CJWinter Machine Technologies Inc. manufactures thread rolls, thread rolling attachments, specialty dies, cylindrical dies and tooling for multiple-spindle, cylindrical rolling and CNC machines.

Lexair Inc. introduces a new low-profile stationary collet closer that uses quick-change vulcanized collet heads.

Royal Machine & Tool Corp.'s steel bodied manual VTL large-diameter chucks are manufactured in the USA in sizes from 24" to 72" in diameter and are custom designed and built to customer requirements.

You've probably heard the term "vulcanized collet" and may have wondered what it means exactly. Vulcanization was named after the Roman God of Fire, Vulcan, and, yes, the injection molding process at Hardinge does involve heat.

United Grinding Technologies Inc. offers eight Studer CT ID grinding machines for small- to medium-size internal cylindrical grinding applications, such as die plates, spring collets, toolholding fixtures, hydraulic components and thread ring gages.

Northfield Precision Instrument Corp. introduces their Model 470 chuck, which was retooled for Caterpillar.

Buck Chuck Co. has recently announced the reintroduction of 4-Jaw Independent Chucks to the Buck Chuck line of quality workholding.

The DD100 high-speed, direct-drive Super-Precision Rotary Table manufactured by Hardinge Inc. is a high-speed parts positioner with +/1 3 arc-sec accuracy and 4 arc-sec repeatability.

Northfield Precision Instrument Corp., a designer and manufacturer of precision workholding chucks, introduces their special 6" diameter 6-jaw chuck with ½" of jaw stroke on diameter and a ½" counterbore in the center.

Heimatec Inc.'s Unitec is a patented flexible tool adapter system that allows a standard ER output live tool to accept various adapters for different applications.

BIG Kaiser Precision Tooling Inc. has introduced a new, high-precision hydraulic chuck for clamping straight shank tools with diameters ¼" to 1 ¼" and 6mm to 32mm.

BIG Kaiser Precision Tooling Inc. has introduced Mega ER Grip, a new premium ER collet chuck system featuring a runout accuracy of .00012" (3µm) at 5xD.