
A/B Series Small Hole Tooling
Available in steel and carbide shanks, the WIDIA™ line of micro boring bars is an
excellent, economical choice for a wide range of applications — from creating small
holes in small parts to precision micro boring typically found in large workpieces —
manufactured in the aerospace, heavy equipment, and automotive industries.
A/B Series
A/B Series Micro Boring Bar
Features ABD Type
- 1,56–3,96mm diameter boring range. Replaceable boring insert with coolant slot.
- Unique locking system enables quick, accurate insert changes.
- Insert repeatability guaranteed within ±0,013mm.
Benefi ts
- Quick, accurate insert setups.
- Available in multiple styles for machining a wide range of materials.
- Elliptical, ground insert shanks for maximum strength and rigidity.
ABD Type
Replaceable boring insert available in coated and uncoated carbide, CBN, and PCD tip. A series has a coolant slot.
BB Type
Replaceable boring insert.