

Fine Boring Systems and Deep Hole Drilling
Offering more
cartridges, in more sizes, in more shapes and
in more carbide grades than any other
manufacturer of adjustable cutting tools


Offering more
cartridges, in more sizes, in more shapes and
in more carbide grades than any other
manufacturer of adjustable cutting tools
Microbore Tooling Systems Ltd offer a standard range for fine boring consisting of Integral Boring Bars, Parallel Shank Boring Bars, Straight Shank Boring Bars and Boring Rings. Boring range: Ø12mm - Ø465mm.
Gear Adjust Boring Bar Range consists of Integral Gear Adjust Boring Bars, Parallel Shank Gear Adjust Boring Bars and Gear Adjust Boring Rings.The Gear Adjust system enables the tool to be adjusted in 0.002mm increments on the cutting diameter and is thus the ideal tool for boring high precision holes. Typical boring range Ø7mm - Ø475mm.
These boring units all use a single cutting edge. This means that the hole being bored will always remain concentric to the centreline of the machines spindle. The dial increments give the option of adjusting within 0.020mm tolerance on diameter.
Microbore Tooling Systems Ltd offers a complete design and manufacturing service for customers with special tooling requirements.
Provide a full range of tools for roughing with large metal removal rates, or semi finishing. Boring range Ø28mm - Ø1015mm.
ADA, ADE, Modular Adaptors, Extensions and Reducers.
Microbore adaptor bushings provide a simple means of adapting standard Microbore units for those users who find it advantageous to nake their own tooling. These steel adaptor bushings are finished machined to receive standard Microbore units and include a graduated vernier scale.
Microbore Tooling Systems Ltd offer a full range of I.S.O. standard Layin cartridges.
ABS® Boring Bars, ABS® Boring Rings and ABS® Gear Adjust Tooling.