Mutual Screw & Supply

M6 X 40mm Cup Point Socket Set Screws | 316 Stainless Steel (100 / Pkg.)

M6 X 40mm Cup Point Socket Set Screws | 316 Stainless Steel (100 / Pkg.) - Main image
$28.71 $45.57 In stock

M6 x 40mm cup point socket set screws in 316 Stainless Steel, with a hex socket drive for high-torque adjustment in tight spaces.

  • Hex socket drive
  • Cup Point tip
  • 316 Stainless Steel construction

Specifications

  • Thread Size: M6-1
  • Length: 40mm
  • Point: Cup Point
  • Material: 316 Stainless Steel
  • Package Quantity: 100
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Express Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

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Standard Shipping · United States: $0.00

Express Shipping · United States: $3.99

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

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Customer Reviews (4.8 / 5 · 5 reviews)

Claire ★★★★★

Packed these into a tight corner of my boat's railing where a regular hex key barely fit, and the cup point tip seated perfectly without any slipping. The 316 stainless feels noticeably more corrosion-resistant than the 304 stuff I've used before.

Elizabeth O. ★★★★★

The hex socket drive let me torque these down properly in a cramped gearbox housing without rounding anything off. Cup point bites into the shaft nicely, and the 316 finish hasn't shown a speck of rust after a month of outdoor use.

Owen N. ★★★★★

These M6 screws fit perfectly into the countersunk holes on my custom jig, and the 316 stainless steel finish looks clean. The hex drive made tightening them in a cramped spot much easier than a standard slot would have. Only gripe is the price per pack feels a bit steep for what you get, but the qu