Remington 700 Target Knob Lathework

Published on June 7, 2024
Duration: 7:16

This video demonstrates the advanced gunsmithing process of modifying a standard Remington 700 bolt handle to accept a target knob. It details the lathework required, including jig setup, interrupted cuts, thread cutting with a die, and the importance of precise gear ratio settings for achieving 5/16-24 threads. The process emphasizes careful machining and finishing to ensure the bolt handle runs true.

Quick Summary

This video details the gunsmithing process of modifying a Remington 700 bolt handle for a target knob using lathework. It covers machining the bolt body, creating an undercut, and threading with a 5/16-24 die, emphasizing precise gear ratio setup and tool handling for a true-running result.

Chapters

  1. 00:02Objective: Mount Bolt Handle
  2. 00:16Removing Obtrusive Area
  3. 00:23Jig Setup for Bolt Body
  4. 00:44Center Drilling
  5. 01:00Bolt Material Properties
  6. 01:50Interrupted Cut Explained
  7. 02:28Undercut for Thread Run-out
  8. 02:40Lathe Gear Ratio Setup (24 TPI)
  9. 03:22Lathe Direction and Tool Orientation
  10. 03:50Roughing Threads
  11. 03:59Using 5/16-24 Die
  12. 04:20Gear Ratio Check
  13. 04:42Die Holder and Lubrication
  14. 05:10Cutting Down on Threads
  15. 05:20Finishing with Hand Chuck
  16. 05:27Removing Threading Tool
  17. 06:20Flipping and Threading Other Side
  18. 06:40Cleaning Up Threads
  19. 06:46Creating a Shoulder
  20. 07:02Final Bolt Handle Alignment

Frequently Asked Questions

What is the primary objective of the lathework shown in the video?

The primary objective is to modify a standard Remington 700 bolt handle to accept a target knob. This involves machining the bolt body to create a shoulder and threading it to accommodate the new knob.

What thread size is used for attaching the target knob to the Remington 700 bolt handle?

The video demonstrates using a 5/16-24 die to cut the threads on the bolt handle. This ensures compatibility with common target knobs that feature this specific thread size.

What are some key considerations when threading a bolt handle on a lathe?

Key considerations include using sharp tools, setting up the correct gear ratio for the desired thread pitch (e.g., 24 TPI), performing an undercut for thread run-out, and ensuring the bolt is properly supported and aligned.

How is the lathe set up for threading a Remington 700 bolt handle?

The lathe is set up with a jig to hold the bolt body vertically. The gear ratio is configured for 24 threads per inch, and the lathe may be run backwards with the tool upside down for better control during the interrupted cutting process.

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