.3210" HSS Straight Flute Reamer | VW & Porsche Door Pin Repair | 6" OAL, Precision Ground

.3210" HSS Straight Flute Reamer — Oversized Door Pin Reamer

Achieve precision tolerances with this .3210" HSS straight flute reamer. Ground for final-stage hole finishing, it delivers exact diameters and a smooth surface finish that standard drill bits can't provide — ideal for high-interference fits and precision assemblies.

A shop essential for fitting an oversized door hinge pin when restoring a sagging door, as well as general automotive fabrication.

Vehicle Fitment

Commonly used for door hinge pin restoration on:

• VW Karmann Ghia: All Years
• Porsche 356: All Years

Key Features & Benefits

• High-Speed Steel (HSS): Excellent wear resistance and a sharp cutting edge under consistent shop use.
• Straight Flute Design: Easy chip clearance in through-holes and shallow blind holes across a variety of materials.
• Precision Sizing: Ground to .3210" for the critical "just right" fit on specialized pins, bolts, or shafts.
• Round Shank: Compatible with standard drill presses, lathes, and milling machines.

Technical Specifications

• Diameter: .3210" (Decimal)
• Material: High-Speed Steel (HSS)
• Flute Type: Straight
• Shank: Straight / Round
• Length: 6" Overall Length with a 1-1/2" Flute Length

Frequently Asked Questions

• What is this reamer used for? Final-stage hole finishing — commonly to fit an oversized (2nd oversize) door hinge pin when repairing a sagging VW door.
• What size is it? .3210" decimal diameter, HSS, straight flute, 6" overall length with a 1-1/2" flute length.
• What machines can drive it? Its straight round shank works in standard drill presses, lathes, and milling machines.

Explore Related Categories

Restoration Tools, All Air-Cooled VW, Porsche 356