From our MB700 Series:

MB 700-030

KOENIG EXPANDER® plugs effectively seal drilled holes. These parts feature a serrated sleeve which expands as the ball is inserted, enlarging the part to the needed size and sealing the hole. For installation, push-style expanders require a hole drilled with a counter bore.

Specifications for: MB 700-030

d1 d2 +0.10 / -0 d3 Max l1 (l2) ~ Ref. l3 min. x ±0.2 (s) ~ Ref. Packaging Unit Weight in gram/pcs.
3 3 2.2 3.6 4.6 3.4 0.4 1.2 100 / 1000 0.17
d1 3
d2 +0.10 / -0 3
d3 Max 2.2
l1 3.6
(l2) ~ Ref. 4.6
l3 min. 3.4
x ±0.2 0.4
(s) ~ Ref. 1.2
Packaging Unit 100 / 1000
Weight in gram/pcs. 0.17

* SFC KOENIG’s North American Engineering Department utilizes 2024-T4/T6 as a test base material.