Quality Inspection for ISO4026, ISO4027, ISO4028, ISO4029 Socket Set Screws for Lesotho Factory

Metric Size Socket Set Screws

Thread Size: M1.4-M52

DIN913, DIN914, DIN915, DIN916

ISO4026, ISO4027, ISO4028, ISO4029

Various Drive and Point Types

Various Surface Finishes

Other Material Grades are available

Please feel free to contact us for more details


  • Quality Inspection for ISO4026, ISO4027, ISO4028, ISO4029 Socket Set Screws for Lesotho Factory Related Video:



    his Old House general contractor Tom Silva shows how to open up a wall for a large glass slider. (See below for a shopping list and tools.)

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    Full episode: https://www.youtube.com/watch?v=PTQJtE9D6nk&index=5&list=PLkJADc1qDrr-ZmCu0t_YNmTXHVt80JDyE

    How to Weatherstrip an Exterior Door: https://www.youtube.com/watch?v=wEJvpoVrwLk&list=PLkJADc1qDrr_0NxtmzECiOWkr5de82kXV&index=28

    How to Create an Interior Door Opening: https://www.youtube.com/watch?v=r_tX79jtcaQ&list=PLkJADc1qDrr_0NxtmzECiOWkr5de82kXV&index=30

    How to Replace a Rotted Windowsill: https://www.youtube.com/watch?v=x8iu9dLrV-E&list=PLkJADc1qDrr_0NxtmzECiOWkr5de82kXV&index=32

    Shopping List for How to Install a Sliding Glass Door:
    - sliding glass door with solid-vinyl doorjamb
    - pressure-treated 2x4s
    - 2x4s
    - ⅝-inch-thick exterior-grade plywood
    - 15-pound builders paper
    - quick-setting cement
    - minimal-expanding foam, used to insulate around new door
    - silicone sealant
    - masonry screws
    - 3½-inch (16d) nails
    - 2½-inch (8d) nails
    - 5/16-inch staples
    - 3-inch screws
    - wood shims
    - wood shingles and shingle nails, for finishing new wall section

    Tools List for How to Install a Sliding Glass Door:
    - reciprocating saw
    - 12-pound sledgehammer
    - 4-foot level
    - hammer drill fitted with masonry bit
    - drill/driver
    - square shovel
    - mixing tub, used for mixing cement
    - caulk gun
    - pointed trowel
    - flat trowel
    - hammer stapler
    - utility knife

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