The carbide ball contact point provides durability and long life. Robust Design: IP54 water-resistant, shockproof build ensures reliability in demanding environments. Crafted for durability. Ideal for frequent use. The double bevel VPA 2 Blade broadheads really live up to their Penetrator nickname. They are CNC Machined in one piece from High Carbon Steel and heat treated to 55 Rockwell. Their uniquely designed ferrule is faceted to match sharpening angle aiding in making them quite the little bone splitters. The ferrule suppor Mitutoyo 3060A-19 (0.01mm) Lug Back Large Coaxial Revolution Counter... Accusize Industrial Tools 3 Pc Set, 110 Lb Capacity Magnetic Base, 0-1'' by 0.00 IP54 grade water-resistant; AGD2 style; Lug back with 1/4 hole. Enhanced Visibility: 2-1/4 dial face with a continuous dial enhances readability for precise adjustments. Brake Runout Tool Mitutoyo 3109A-10 (0.001mm) Lug Back Large Shockproof Dial Indicator Precision Measurement: Offers 0-1 range with 0.001 resolution for accurate readings. AGD2 style, suitable for diverse machining tasks. Rotational bezel with clamp for easy zero sets. Lug back with 1/4 hole. The shockproof IP54 water-dust-proof indicator is for harsh environments