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OneMonroe Electronic Fasteners Inc. (EFI) logo
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Stock Management

Technical

Brass Washers – Standard Sizes
Common Head Styles
Common Screw Styles
Decimal Equivalents
Fastener Terminology
Flat Washers, Dimensions, Type A
Flat Washers, Dimensions, Type B
Head Dimensions, Machine Screws
Hole Sizes, Sheet Metal Screws
Lock Washers, Dimensions, Helical
Lock Washers, Dimensions, Tooth Lock Washers
Maintaining Fastener Tightness Manual
North American MFG Identification Markings
Shipping Weights, Round Machine and Tapping Screws
Tap Drills
Thread Cutting & Thread Forming Screws
Thread Dimensions, Basic
Thread Dimensions, Tapping Screws
Torque Tension Manual
Torquing Specifications for Socket Products
Types of Corrosion

We answer your calls and we understand your questions.
We help solve fastener related problems.

bolts
cable
handles
inserts
springs
mil
spacers
nylon
rivets
socket
tools
gloves
self
screws
adhesives and threadlockers

Call the Experts

Service & Expertise

We’re pleased to offer you the services of our Customer Support staff. The Team has many decades of fastener industry experience with in-depth skills ranging from metric fasteners, to mil spec fasteners, to custom, made-to-print products, and so on.

We answer your calls and we understand your questions.
We help solve fastener related problems.

1-888-890-7780

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15 Dan Road Suite 102, Canton, MA 02021 | Phone: 888-890-7780

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