labwork 3" Boring Head with R8 Shank and 12PCS 3/4" Carbide Boring Bars

Product Description

This boring head and tool set is designed for milling machines and compatible R8 spindle systems. The 3-inch boring head features smooth bar-holder movement, 0.001-inch graduations and up to 1 inch of offset adjustment for accurate hole enlargement. The set includes an R8 shank, twelve 3/4-inch boring bars and three Allen wrenches.

Specifications

• Type: Boring Head and Boring Bar Set
• Boring Head Diameter: 3 in
• Boring Head Height: 3-5/32 in
• Shank Type: R8 Taper
• Shank-to-Head Length: Approximately 1-1/2 to 18 in, as supplied
• Tool Capacity: Up to 3/4 in
• Maximum Offset: 1 in
• Graduations: 0.001 in
• Boring Bar Quantity: 12 Pieces
• Material: High-Strength Tool Material / Carbide Boring Bars
• Storage: Storage Box Included or Supplied as Shown

Features

• Smooth-adjusting boring bar holder
• 0.001-inch graduations support precise hole-size adjustment
• Up to 1 inch of offset for expanded boring capability
• R8 shank fits compatible milling machine spindles
• Hardened and ground adjustment screw supports long service life
• Rigid design helps reduce chatter during boring operations
• Includes multiple boring bars for different machining requirements
• Storage box helps organize and transport the tooling

Package Includes

• 1 × 3" Boring Head
• 1 × R8 Shank
• 12 × 3/4" Boring Bars
• 3 × Allen Wrenches
• 1 × Storage Box, if included as shown

Important Note

The title states “12PCS,” while the package contains 1 boring head, 1 R8 shank, 12 boring bars and 3 Allen wrenches, for at least 17 individual components. The 12-piece count appears to refer to the boring bars only. Please confirm the storage box and exact bar specifications before publishing.

Note

Please verify that your milling machine uses an R8 spindle and that the available clearance supports the selected boring head and bar length. Use proper cutting speed, feed rate and safety protection during machining.