Heavy Duty Three Quarter Inch 90 Degree Square Shoulder Indexable End Mill With APKT11T3 Carbide Inserts Three Flute Three And A Half Inch Overall Length For Steel Alloyed Steel Stainless Cast Iron And Aluminum Accusize Industrial Tools

Heavy Duty 3/4-Inch 90 Degree Square Shoulder End Mill
✔️ 3/4 dia shank, 3-1/2 in OAL, 3-flute APKT11T3; 1 pc tool w/ 3 inserts

This heavy-duty indexable end mill is built for precision square shoulders and full-slot milling in metalworking. It handles steel, alloy steels, stainless, cast iron, and aluminum alloys, using APKT11T3 inserts (sold separately) for solid performance and clean finishes. The tool features a 3/4" cutting diameter, 3/4" shank, 3-1/2" overall length, and a screw-down insert system for secure seating, with ap = 0.410" (10.41 mm) and overall robust construction.

✅ Cutting diameter: 3/4" (19.05 mm); Shank dia: 3/4" (19.05 mm); OAL: 3-1/2" (88.9 mm); ap: 0.410" (10.41 mm)
✅ Inserts: APKT11T308, 3 inserts included; Screw: M2.5 x 6.5
✅ 90° square shoulder; radial rake -10°, axial rake +7°
✅ Materials: steel, alloy steel, stainless, cast iron, aluminum
✅ Speed/feeds: 394-786 SFM; 0.002-0.004 in/tooth

These tools are handy for forming precise square shoulders, face milling, and slot milling with reliable tool life across common metals. The three-insert configuration plus secure screw-down seating keeps inserts firmly in place during heavy cuts.

💡 What is a 90-degree square shoulder end mill used for in metalworking? These tools are handy for precise shoulders, slots, and flat bottoms across common machine shop materials.

• Shoulder milling, face milling, and slot milling with clean walls
• Insert-ready design lets you swap worn inserts quickly
• Optimized for high depth of cut and efficient metal removal
• Requires correct speeds and feeds for best results