Brass Threaded Inserts

Threaded inserts made from high quality CZ121/CW614N brass to give high tensile strength, excellent resistance to corrosion and good electrical conductivity.

Knurled Expansion Inserts

Threaded brass inserts for cold-set installation into plastics.

Available unheaded, headed and reverse headed.

Please contact us for price and stock information.

unheaded brass expansion insert detail drawing

headed brass expansion insert detail drawing

reverse headed brass expansion insert detail drawing

Knurled Expansion Inserts

All dimensions in mm.
Pilot hole dimensions are for reference purposes only.
Thread Size	Length (L)	ØH	T	Pilot Hole
M2	3.9	4.8	0.43	3.2
M2.5	4.7	5.5	0.51	4.0
M3	4.7	5.5	0.51	4.0
M3.5	6.3	6.4	0.66	4.7
M4	7.9	7.1	0.82	5.5
M5	9.4	7.9	0.99	6.3
M6	12.6	9.5	1.25	8.0
M8	12.6	11.1	1.25	9.6

Based in the heart of the West Midlands The Insert Company (UK) Ltd has supplied high quality fastenings at competitive prices since 2003.