43PCS x Pyrography Tip. Type: Pyrography Tip Set. Compatibility: Wood Burning Pens and Soldering Irons with M4 Adapter. Thread Type: M4. Perfect for wood burning art, leather marking, cork carving, plastic shaping, and smoothing rough edges on 3D printed parts.
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230PCS Insert Nuts Kit. Quantity：230PCS. M4 8 /30pcs. M4 10/60pcs. M10 15/3pcs. M10 25/2pcs. M5 10/45pcs. -Screw-in insert nuts have an external thread and can be screwed in with a hex key wrench.
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Scope of application: used for leather goods, saddlery, canvas, shoes, book sewing, etc. Leather Sewing Tool DIY Leather Hand Sewing Machine For Waxed Thread Leather Craft Professional Leather Thread Stitching Awl Kit.
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Because of a certain elasticity, thread insert can even the load distribution on each thread, eliminate pitch and tooth deviation between screw and screw hole, and absorb vibration, thus increasing the screw thread connection strength and fatigue resista.
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Fine Thread screws fit for harder wood, such as Ash, Maple, Hickory, Mahogany, Oak, Walnut, Cherry and Birch. Washer head which increases the surface area of the head compared to the Pan Head variety.
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Scope of Application: Our nuts are widely used in pine, plywood, fiberboard, etc. Item Type: Threaded Inserts Nuts. Very convenient! Zinc Alloy Material: Made of excellent zinc alloy, these nuts are strong, wear resistance, not easy to rust and oxidize.
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60 Hex socket (M8 20). More Usage and Install: pre-drill a proper hole, screw-in with Screws Threaded Inserts. 30 Hex socket (M6 10). 60 Hex socket (M6 15). 90 Hex socket (M5 10). Features of insert nut: These threaded inserts are inserted into a pre-drilled hole by screwing in, in that case the external protrusions bite into the wood, preventing the nut from either turning or pulling out.
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