If your having trouble pushing the backs onto safety eyes, then why not use this handy jig to push the backing piece onto the eye.
DuraDrive Men's Hi-Vis Class 2 Level 2 Surveyor Safety Vest with Pockets
Photonics & Laser Engineering Buyers Guide by Federal Buyers Guide, inc. - Issuu
Safety Eye Jig, Safety Eye Tool, Safety Eye Helper, Amigurumi Eyes, Amigurumi Crochet Eyes, Safety Eye Gismo, Safety Eye for Amigurumi
Eagle Claw Lazer Sharp Shakey Head Fishing Jig, Green Pumpkin, 1/4 oz., BSH14
Lazer Sharp 60 Degree Cross Eye Jig Hook 2/0 25pk
Viking Solutions Adjustable Steel Target Stand Black
Viking Unisex Green Navy Rain Jacket with Hood XL
0/7 Jig Head Extra - 35g, 3PCS
MCR Safety Klondike Plus Safety Glasses features black matte finish nylon frame with 5-position ratchet action black spatula temples to provide comfort for extended wear. Glasses consist of strong, lightweight polycarbonate clear anti-fog lens with 11 deg base curve. Lens with 85% VLT filters out 99. 9% of UV rays for enhanced protection and the curved design provides a near total eye orbital seal. It includes a soft secure TPA nose pad for all day comfort.
MCR Safety KD310AF Klondike Plus Safety Glasses, Clear Anti-Fog