Spiral Dowel Pins
Finish: Spring Steel - N9L42J , Phosphate & Oil (Standard).
Dowel pin is accurately made to diameter greater than the drilled hole into which it is pressed. When inserted the elasticity of the material then exerting a continuous radial force over the full length of the pin. The purpose of the slot in the pins is to allow compression when inserted in the hole.
Spiral Dowel Pins DIN : 7343 IS : 8351
Order as SPIRAL DOWEL 4 mm x 28 mm DIN - 7343