Feature

●9 Piece boring bar set features C-6 carbide for use in harder materials but also works great in aluminum and other soft metals All shanks are held to 0.0000-0.0005" from the nominal diameter and made of special heat treated alloy steel. Shank Diameter- 1/2"
●Contains: (3) pcs. 5/16" minimum bore (1 ea. 3/4" bore depth x 2-1/4" overall, 1 ea. 1-1/8" x 2-5/8", & 1 ea. 1-1/2" x 3")
●Contains: (3) pcs. 7/16" minimum bore (1 ea. 1-1/8" bore depth x 2-5/8" overall, 1 ea. 1-11/16" x 3-3/16", & 1 ea. 2-1/4" x 3-3/4"), (3) pcs. 9/16" minimum bore (1 ea. 1-1/2" bore depth x 3" overall, 1 ea. 2-1/4" x 3-3/4", & 1 ea. 3" x 4-1/2")
●Shank Diameter:1/2
●9 pcs Boring Bar Set


Description

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Shank Diameter : 1/2"

Minimum Boring Range: 5/16" - 9/16" (follow); Overall Length:2-1/4" to 4-1/2" (follow); Boring Depth Range: 3/4" - 3" (follow)

Contains (3) pcs. 5/16" minimum bore (1 ea. 3/4" bore depth x 2-1/4" overall, 1 ea. 1-1/8" x 2-5/8", & 1 ea. 1-1/2" x 3")

Contains (3) pcs. 7/16" minimum bore (1 ea. 1-1/8" bore depth x 2-5/8" overall, 1 ea. 1-11/16" x 3-3/16", & 1 ea. 2-1/4" x 3-3/4")

Contains (3) pcs. 9/16" minimum bore (1 ea. 1-1/2" bore depth x 3" overall, 1 ea. 2-1/4" x 3-3/4", & 1 ea. 3" x 4-1/2")

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C-6 Carbide for use in harder materials but also works great in aluminum and other soft metals

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All shanks are held to 0.0000-0.0005" from the nominal diameter and made of special heat treated alloy steel

How small a hole can this carbide tipped bars drill?

The diameter of the drill head is the only factor, and the minimum diameter of the drill head is 5/16 inch.

What is the bottom size of each item? Is it 1/2 inch?

The diameter of the shank is 1/2 ", and the diameter range of the cutting end is 5/16" to 9/16 ".

What material is this carbide tipped bars made of?

The carbide tipped bars is c6 grade alloy steel, which is more widely used.

Can they be directly installed on the drilling machine to drill holes?

It can be installed on the boring head.

Product information