Mutual Screw & Supply

1/2" X 4 1/2" Socket Shoulder Screws | Socket Head | Socket Drive | 18/8 Stainless Steel (25 / Pkg.)

1/2" X 4 1/2" Socket Shoulder Screws | Socket Head | Socket Drive | 18/8 - Main image
$555.49 $760.94 In stock

1/2" x 4 1/2" socket shoulder screws in 18/8 Stainless Steel, with a precision-ground shoulder, socket head, and hex socket drive. Used as pivots, axles, and bearing surfaces.

  • Precision-ground shoulder
  • Socket (hex) drive
  • 18/8 Stainless Steel construction

Specifications

  • Shoulder Diameter: 1/2"
  • Length: 4 1/2"
  • Thread Size: 3/8-16
  • Material: 18/8 Stainless Steel
  • Package Quantity: 25
Before you pay

Check the method and total at checkout.

When it ships

Allow for processing time as well as the journey to you.

Standard Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

Express Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

View policy
If you need a refund

Keep your order number and contact the store to start.

Please contact us for the refund processing timeframe before returning an item.

View policy
Delivery costs

Review the cost for your destination and chosen service.

Standard Shipping · United States: $0.00

Express Shipping · United States: $3.99

View policy
Returning an item

Check the return conditions before sending anything back.

United States · Return window (days after delivery): 30. Return method: By mail. Return postage: Seller pays.

View policy

Customer Reviews (5.0 / 5 · 5 reviews)

Steven Q. ★★★★★

The precision-ground shoulder on these screws made aligning my jig’s pivot point dead simple, no wobble at all. They’re solidly built and the hex drive seated perfectly with my wrench. Exactly what I needed for a smooth-rolling axle.

Henry ★★★★★

Used these as pivot pins for a homemade indexing fixture, and the precision-ground shoulder kept everything running true even under side load. The hex socket drive made installation quick with no cam-out.

Jacob H. ★★★★★

The ground shoulder slid into my drill jig with zero slop—these really are precision-made. I've got 25 of them, so this batch should cover my axle replacements for a while.