PB Swiss Tools PB 2210H-10 Hex wrench set stubby tip 100 Degree Angle And Short Key Part For Hard-To-Reach Screws. Every Pb Hex Key Is Held To Tolerances Less Than A Human Hair For Perfect Dimensional Accuracy. Pb'S Spring Steel Allows Toughness/Elasticity In Its Hex Keys. All Pb Swiss Tools Are 100% Swiss-Made.