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Drop In Anchor

Drop-In anchors are female concrete anchors designed for anchoring into concrete. Drop the anchor into the pre-drilled hole in the concrete. Using a setting tool expands the anchor within the hole in the concrete.

Drop-in anchor size chart

 Material Carbon Steel, Stainless Steel, Brass
 Type With or Without Knurling
 Surface Treatment Blue Zinc Plated, Yellow Zinc Plated
 SizeM6x8x25mm
M8x10x30mm
M10x12x40mm
M16x20x65mm
M20x25x80mm
1/4-20x3/8x1"
5/16-18x3/8x1-1/4"
3/8-16x1/2x1-9/16
1/2-13x5/8x2"
5/8-11x7/8x2-1/2"
3/4-10x1x3-1/8"

Applications of drop in anchors

• Drop in anchors can only be used for solid concrete.

• Their main purpose is to insert threaded rods to hang cable trays, HVAC piping systems, and fire sprinklers and sprinklers.

• They can be used in anchor bolts that require flush mounting and applications that require bolt insertion and removal.

• An installation tool is required to install the anchor in the concrete.


Kinfast is one of the leading drop in anchor manufacturers, we are specialized in screw and anchor production. Find more information below.

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