Welcome to Allen Instruments online store Welcome to our online store Inverted Marking Paint Inverted Marking Paint Lath, Stakes & Hubs Lath, Stakes & Hubs Markers & Crayons Markers & Crayons Flagging Flagging Stake Chasers Stake Chasers Nails, Tacks & Shiners Nails, Tacks & Shiners Prisms & Targets Prisms & Targets Tribrachs & Adapters Tribrachs & Adapters Measuring Equipment Measuring Equipment Magnetic Locators Magnetic Locators Tools Tools Hand & Digital Levels Hand & Digital Levels Field Books Field Books Stake Flags Stake Flags Batteries & Chargers Batteries & Chargers Bags & Cases Bags & Cases Survey Caps, Brass Tags & Monuments Survey Caps, Brass Tags & Monuments Miscellaneous Supplies Miscellaneous Supplies Safety Vests & Hard Hats Safety Vests & Hard Hats