QA

What Size Drill Bit For Tapcon

Diameters. The Tapcon drill bit that is used depends on the diameter of the Tapcon screw being installed. The 3/16” Tapcon requires the use of 5/32” diameter bit, and the 1/4” Tapcon requires a 3/16” diameter bit.

Do you need a Tapcon drill bit for Tapcon screws?

you need a pilot hole for tapcon screws, so whether you use a hammer drill is only relevant to how effectively you intend to drill holes in masonry.

What size drill bit do I use for 5/16 Tapcon?

tapcon uses a 5/16-in. 1/2-in. tapcon uses a 7/16-in. bit.

Can you use a regular drill for Tapcon?

The hole must be drilled using a hammer drill with a carbide tipped bit meeting ANSI standards. A bit that meets ANSI standards will ensure that the hole diameter will meet the requirements of the Tapcon®.

What size hole do you drill for a 3/8 Tapcon?

The 3/16” tapcon uses a 5/32” bit, the 1/4” tapcon needs a 3/16” diameter bit, the 3/8” tapcon requires a 5/16”, the 1/2” tapcon requires a 7/16” bit, a 5/8”tapcon needs a 1/2” bit and the 3/4” tapcon requires the use of a 5/8” carbide tipped bit.

Do Tapcon screws need a pilot hole?

Before a Tapcon masonry screw can be installed, a hole must be drilled into the masonry. Use a hammer drill to ensure that the hole has the proper tolerance. The carbide bit diameter required for the 3/16” screw is 5/32”.

Why are Tapcon screws blue?

Tapcon’s unmatched performance in concrete, block and brick applications make them an excellent alternative to expansion anchors, plugs and lag shields. Blue corrosion resistant coating enables them to withstand the harshest conditions.

What size hole do I drill for a 5/16 concrete anchor?

Drill the hole a 1/2″ deeper than the anchor will penetrate the concrete, making sure the minimum embedment requirements of 1-1/8″ is met. The hole can be drilled while the fixture is in place. The minimum hole in the fixture for the 5/16″ x 3-1/2″ Wedge Anchor Zinc Plated is 7/16″.

What size Tapcons 2×4 bottom plate?

The 2×4 is 1-1/2″ thick. Adding the 1-1/2″ of the 2×4 plus a minimum of 1″ embedment= 2-1/2″. This would be the minimum length of screw that can be used. The maximum length would be 1-1/2″ + 1-3/4″= 3-1/4″, the maximum length of screw that can be used.

What size is a Tapcon head?

Length of Hex Head Tapcon Screws Hex head tapcon comes in seven lengths in the 3/16” diameter: 1-1/4”, 1-3/4”, 2-1/4”, 2-3/4”, 3-1/4”, 3-3/4” and 4”. They are available in nine lengths in the 1/4” diameter: 1-1/4”, 1-3/4”, 2-1/4”, 2-3/4”, 3-1/4”, 3-3/4” and 4”, 5”, 6”.

Can I use Tapcons without a hammer drill?

A Tapcon screw is installed with a regular twist drill or impact drill. The HOLE that the Tapcon goes into is usually drilled with a hammer drill. Although if the material is somewhat soft, like a cinder block, a regular twist drill and a good bit will work, too.

What size Tapcon do I need?

The Tapcon® screw requires the correct diameter of hole to be drilled for the diameter of the Tapcon® screw being installed. The 1/4” requires a 3/16” hole, and the 3/16” requires a 5/32” hole to be drilled into the base material.

How much weight will a Tapcon hold?

*A safety factor of 4:1 or 25% of ultimate pullout/shear value is generally accepted as a safe working load. 340 lbs.

What size hole do I drill for a 3/8 concrete anchor?

Drill hole into the concrete using a carbide tipped bit. Bit size = 3/8” (same as anchor diameter) Drill the hole at least 1/2″ deeper than the length of the anchor. 2. Clean out the hole using a wire brush, compressed air, vacuum, blow out bulb or other method.

What size drill bit do you use for a 1/4 tap?

What Size Drill Bit for 1/4″ 20 Tap? Screw Size Drill Bit Drill Bit Size 1/4″ 20 Tap #7 13/64″ 1/4″ 28 Tap #3 7/32″.

What size hole do I drill for a 1/2 concrete anchor?

Drill the hole a 1/2″ deeper than the anchor will penetrate the concrete, making sure the minimum embedment requirements of 2-1/4″ is met. The hole can be drilled while the fixture is in place. The minimum hole in the fixture for the 1/2″ x 5-1/2″ Wedge Anchor Zinc Plated is 5/8″.

Why do my Tapcons keep breaking?

The depth of the hole for a Tapcon® should be a minimum of 1/2″ deeper into the base material than the screw will penetrate. If the Tapcon® screw bottoms out in the hole before it is fully inserted and too much torque is applied, the Tapcon® may break or shear off.

Why are my Tapcons not working?

When A Tapcon Won’t Go All The Way In Typically what happens is that as you drive the Tapcon in some of the residual concrete dust is left in the whole from drilling. This dust compacts at the bottom of the hole not allowing for the Tapcon to be driven in fully. Clean out the hole before driving the Tapcon in.

How far apart should Tapcon screws be placed?

First, the minimum recommended distance between any two anchors is 10x the anchor diameter (2 1/2 inches for 1/4 inch anchors), at the risk of weakening the holding strength of each.

Are Tapcons self tapping?

Self-tapping screws are concrete screws that tap threads into the base material such as concrete, brick or block. The original self-tapping and the most widely recognized one is called Tapcon, which is derived from Tapping Concrete.

Who owns Tapcon?

RED HEAD® > Products > Screw Anchors > Tapcon.