1/4-20 x 3 in. Round Head Combo Machine Screws - Steel Zinc - 100qty

1/4-20X3 COMBO RND HD MACH 1/4

MTLJRM128 JRM128 639720811100
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Mayer-DDS-1/4-20 x 3 in. Round Head Combo Machine Screws - Steel Zinc - 100qty-1
  • Country of Origin: MUL
  • Finish: Zinc
  • Height: 7.25 in
  • Length: 114.3 mm, 4.5 in
  • Material: Steel Zinc
  • Weight: 3.58 lb
  • Width: 114.3 mm, 4.5 in
These round head machine screws have finer threads than typical screws, requiring a pre-drilled hole and are perfect for joining metal parts in machinery and construction. With a combo drive, these fasteners can be used with slotted and Phillips screwdrivers and drill bits. The steel zinc material provides superior corrosion resistance, dramatically increasing the lifespan of the fastener.
QTY
  • Product Description
  • Features
  • Specifications
These round head machine screws have finer threads than typical screws, requiring a pre-drilled hole and are perfect for joining metal parts in machinery and construction. With a combo drive, these fasteners can be used with slotted and Phillips screwdrivers and drill bits. The steel zinc material provides superior corrosion resistance, dramatically increasing the lifespan of the fastener.
  • Features
    • 1/4-20 Diameter, 3" Length
    • Steel Zinc Material
    • Round head with slotted and Phillips Drive
    • Two Drives in one Head
  • Additional Notes
    • In 1985, Metallics was the first fastener company in America to offer a full line of Combo’s! | Other sizes and quantities available by request | Tensile strength values for stainless screws are offered as approximations only; there is no single standard for the performance requirements of stainless machine screws.
  • Specifications
    • Country of Origin : MUL
    • Length : 4.5 in
    • Width : 4.5 in
    • Height : 7.25 in
    • Weight : 3.58 lbs
    • Collection Folder : JRM128
    • NPD Date Electrical : 01/05/2005 00:00:00
    • MATERIAL : Steel Zinc
    • Division : Electrical H1
    • Field Application : Electrical, Plumbing, Heating and Air Conditioning Industries
    • FINISH : Zinc
    • Sub-Division : Electrical-E H2
    • PRODUCT FAMILY : Electrical Supplies
    • Fastener Head Type : Round
    • Pack Type : Jar
    • Product Weight : 1624 g
    • Product Width : 114.3 MM
    • Product Height : 184.15 MM
    • IGCC : 2749
    • Product Series : JRM
    • Material Standard : AISI 1006 - 1022
    • NEURSPE : https://ideadigitalasset.com/DAMRoot/Original/10035/11237_ID-SPE-v1-ID-SPE-v1-Round_Head_Machine_Screw.pdf
    • Type : Machine Screw
    • Thread Per Inch : 20
    • Slot Depth : 0.082 - 0.109
    • PHILLIPS Recess Depth : 0.121 - 0.147
    • Order Minimum Imperial : 100
    • ARRA Compliant : N
    • Order Minimum UOM Imperial : JR
    • Fastener Length : 3
    • PHILLIPS Recess Width : 0.034
    • Tensile Strength : 60000 psi minimum
    • Driver Size : #3
    • Drive Type : Slotted/Phillips
    • Fastener Head Height : 0.16 - 0.175 in.
    • Recess Penetration Gaging Depth : 0.104 - 0.130
    • PHILLIPS Recess Diameter : 0.255 - 0.268
    • Hardness : Rockwell B70-B100
    • Slot Width : 0.064 - 0.075
    • Language Code : EN
    • Buy American Compliant : No
    • Product Length : 114.3 MM
    • Fastener Head Width : 0.443 - 0.472 in.