Made of 6061 Aluminum.This tool will not corrode and holds up to heavier use. Universal handgun sight pusher tool makes a perfect fit for square slides,not for angles or notched slides like XD, XDM or Shield. Sight pusher tool is designed to adjust or replace dovetail handgun sights. Sight pusher tool have vertical adjustment and a Ridged solid jaw to support the slide and not allowing it to easily move in a vertical or horizontal direction while in use. The adjustable side and top clamps secure the slide in place, side witness windows on both sides of the tool frame to check for the proper sight and pusher block alignment. Easy to use, recommend you wrap your slide in a folded up paper towel or other material to protect your slide.Universal Handguns Sight Pusher Tool Fit For Glocks 1911 Sig and OthersFeaturesWaterproofMPNTIS152Bundle DescriptionNONumber of Items in Set1VintageYesCountry/Region of ManufactureUnknownMaterialAluminum, PlasticBrandTIEWADRSColorRedTypeSight ToolStyleClassicMounting TypeDovetail MountGauge/CaliberDoes not applySizeL 3-1/2 (in) * H 3-1/2 (in)