What diameter is counterbore?

What diameter is counterbore?

COUNTERBORE HOLE DIMENSIONS CHART (INCH)

Nom. Size or Basic Screw Dia. C
6 0.1380 0.158
8 0.1640 0.188
10 0.1900 0.218
1/4 0.2500 0.278

What does Shcs screw mean?

SHCS. (redirected from Socket Head Cap Screw)

How deep is a counterbore?

Counterbore Hole Size Chart for Socket Cap Head Fasteners (GB)

Fastener Size Pilot Hole Diameter (Close Fit H12) Counterbore Depth
Fastener Size Pilot Hole Diameter (Close Fit H12) Counterbore Depth
M14 15.0 15.0
M16 17.0 17.5
M20 21.0 21.5

How do you calculate counterbore?

Counterbore Hole Dimensions Chart Calculator for recommended clearance and hole dimensions for socket head cap screws from #0 through 2 inches size….COUNTERBORE HOLE DIMENSIONS CHART CALCULATOR.

INPUT PARAMETERS
Nominal Screw Size #0 #1 #2 #3 #4 #5 #6 #8 #10 1/4 5/16 3/8 7/16 1/2 5/8 3/4 7/8 1 1 1/4 1 1/2 1 3/4 2
Fit Class1,2 Normal Close

What do you mean by countersinking?

verb (used with object), coun·ter·sank, coun·ter·sunk, coun·ter·sink·ing. to enlarge the upper part of (a cavity), especially by chamfering, to receive the cone-shaped head of a screw, bolt, etc. to cause (the head of a screw, bolt, etc.) to sink into a prepared depression so as to be flush with or below the surface.

What is Shcs?

SHCS. St Hilda’s Collegiate School (Dunedin, New Zealand) SHCS. Senior Home Care Services (elderly care) SHCS.

Which socket cap screw is the strongest?

A standard inch series socket head cap screw is 20% stronger than a Grade 8 hex head cap screw and 50% stronger than a Grade 5 hex cap screw. The tensile strength is a minimum 180,000 psi for sizes 1?

How do you call a countersink?

Draw the leader, or dimension line, with the arrow just touching the edge of the outer circle of the countersunk hole. Draw the line radially, so that it points toward the center of the hole, and if extended it would pass through the center point.

What size is a #40 drill bit?

Drill Bit Size Chart

Size Decimal Equivalent Size
79 0.0145 28
.38 mm 0.015 9/64″
1/64″ 0.0156 3.60 mm
.40 mm 0.0157 27

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