Tube Positioners | McMaster-Carr

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System of Measurement

Workpiece Diameter

1/8" to 1 5/16"

1/8" to 1 31/32"

1/8" to 2 11/16"

1/8" to 3 7/16"

5/32" to 1 5/8"

5/32" to 2 7/8"

5/32" to 3 3/4"

5/32" to 4 3/8"

5/32" to 5 1/4"

Length

7/8" to 1 1/16"

Height

Width

Material

Stainless Steel

V-Block Type

V-Block Style

V Angle

V Depth

Shape

Number of Vees

Machinable

Overall Length

Component

Hold-Down Clamp

Right-Angle Bracket

Straightedge Stop

Toggle Clamp Mounting Plate

Sold As

DFARS Specialty Metals

RoHS

Squareness Tolerance

Export Control Classification Number (ECCN)

U.S.–Mexico–Canada Agreement (USMCA) Qualifying

REACH

Overall Width

Finish

Mount Type

Horizontal Mount

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174 Products

V-Blocks

Miniature V-Blocks

Miniature V-Blocks

Place into larger V-blocks to hold small shafts and cylinders

Economy V-Blocks

Economy V-Blocks

Hold and position round workpieces when high precision isn't critical

Any-Size V-Blocks

Any-Size V-Blocks

A two-piece design accommodates both large and small workpieces

V-Blocks

Precision ground to tight tolerances to accurately align and support round workpieces

Precise-Positioning V-Blocks for Grid Fixtures

Precise-Positioning V-Blocks for Grid Fixtures

A precision bushing helps you clamp onto plates, columns, and other grid fixtures

Magnetic V-Blocks

Magnetic V-Blocks

Magnetic surfaces eliminate the need for mounting clamps and bolts

Adjustable-Height V-Blocks

Adjustable-Height V-Blocks

Turn a dial to move up or down in 0.001" increments

Three-Way V-Blocks

Three-Way V-Blocks

Three different sizes of vees support rods and shafts in a range of diameters

V-Blocks for Welding

V-Blocks for Welding

Mount to grids on welding tables or plates

V-Blocks for Magnetic Workholding

V-Blocks for Magnetic Workholding

Set onto magnetic chucks and plates to lock metal workpieces in place

Adjustable-Angle V-Blocks

Adjustable-Angle V-Blocks

Hold workpieces at the exact angle you need

Other Products

Fixture Squares

Fixture Squares

Build different fixtures on multiple sides of the same block

Bar Clamps

Secure large materials with adjustable arms for even pressure distribution

Fixture Tables

Add clamps, brackets, and other components to build fixtures for welding and assembly

Welding Positioners

Welding Positioners

Mount workpieces for circular welds

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)