Allen Keys Pool Safety Cover Allen Keys These Our Pool Safety Cover Allen Keys are made from Best Guaranteed Stainless Steel Wires With Plastic Handleand have excellent load bearing capacity. TEPCO/BA/R/16Regular Brass Anchor TEPCO/HXK/44Allen Key With Plastic Handle 1/4″x30 “ TEPCO/HXK/45L shape Allan Key 1/4″x 15″ TEPCO/HXK/46L shape Allan Key 1/4″x 13″