

HSS milling cutters multi-size door buffer UV-resistant plastic blocks indoor outdoor arrows hinge drills 30x60 mm leg caps nuts craft mirrors plastic rope hooks socket adapters durable bond glue multi-color openers 28 mm outer diameter key ring glitter tapes bookshelf pins black cabinet hardware PVC covers for rods sticky notes trailer hook
This set of threaded inserts (also called screw-in nuts) have a metric screw thread on the inside and wood thread on the outside.
After pre-drilling in wood, these can be screwed into the wood with an Allen key, after which a bolt, metal screw or threaded rod can be screwed in.
Inner size: M4
Length: 10 mm
Number of pieces in this set: 50
Not the right size? We sell these nuts in M4, M5, M6, M8 and M10
Pre-drilling:
These nuts cannot be screwed into the wood without pre-drilling. The ideal drilling diameters depend on the hardness of the wood. The harder the wood, the larger the drilling diameter should be.
The drilling depth is usually: nut length plus 1 to 3 mm.
Material: zinc-aluminum alloy