Brands B
- B+K Precision
- BAC Industries, Inc.
- BACCUS
- Baker
- Balax
- Baldor
- Ballymore
- Baltimore
- Baltimore Tool Works, Inc.
- B and K Mueller
- Bando
- Barco
- Bare Ground Solutions
- Barnant
- Barrymount
- Bassick
- Basyx
- Bates Technologies
- Bausch and Lomb
- Bayco
- Bayhead Products
- Beau Tech
- Bel-Air Finishing Supply
- Bel-Art
- Bell and Gossett
- Belleville
- Beneke
- Berkeley
- Bernard
- Bernzomatic
- Berryman Products
- Bessey
- Best Gloves
- Bete Fog Nozzle
- Bettermann
- Bevco
- Bevis
- Bic
- Big Bear Enterprises
- Big Kaiser
- Bigelow
- Bijur Lubricating
- Bilz
- Binks
- Bird-X
- Bison
- Bison Gear
- Bitrex
- Black and Decker
- Blackhawk by Proto
- Blu-Mol
- Boardwalk
- BobCAD-CAM
- Boelube
- Boise
- bolle SAFETY
- Bondhus
- Bondo
- Borite
- Bosch
- Bostik
- Boston Felt
- Boston Gear
- Bothwell
- Bouton
- Brad Harrison
- Bradley
- Brady
- Brass Craft
- Breeze
- Bridgeport
- BRIGGS and STRATTON
- Briggs and Stratton
- Bright Star
- Brighton Best
- Brink and Cotton
- Brite Star
- Brother
- Brown and Sharpe
- Browning
- Brunton
- Brush Research Mfg.
- BTC
- Buchanan
- Buck Chuck Company
- Bucket Boss
- Buckeye
- Buffalo
- Build-Alloration
- BULLARD
- Bulldog
- Bunn
- Bunting Bearing
- Burr King
- Burr-Bit
- Bushnell
- BVA Hydraulics