{"product_id":"walter-p4840p-7r-e57-indexable-carbide-insert","title":"Walter P4840P-7R-E57 Indexable Carbide Insert","description":"\u003ch3 data-section-id=\"17lc1ru\" data-start=\"0\" data-end=\"16\"\u003eDescription:\u003c\/h3\u003e\n\u003cp data-start=\"17\" data-end=\"635\"\u003eThe Walter P4840P-7R-E57 Grade WKP35 Carbide Insert is used in industrial CNC drilling systems for high-performance holemaking, precision drilling, and efficient material removal in metalworking applications. Commonly installed in Walter Xtra-tec® indexable drill bodies, CNC machining centers, production manufacturing equipment, and automated drilling systems. Maintenance teams, machinists, and manufacturing engineers use this insert for tooling replacement, production drilling, process optimization, and maintaining accurate hole quality in demanding machining environments. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"5ms9th\" data-start=\"637\" data-end=\"654\"\u003eApplications:\u003c\/h3\u003e\n\u003cp data-start=\"655\" data-end=\"1384\"\u003eThe Walter P4840P-7R-E57 WKP35 carbide insert is designed for industrial drilling operations requiring high wear resistance, reliable chip control, and stable cutting performance across steel, alloy steel, and cast iron materials. It is frequently utilized in automotive manufacturing, aerospace component production, heavy equipment machining, steel fabrication facilities, energy sector machining, and CNC production environments where dimensional accuracy, extended insert life, and reduced machine downtime are critical for maximizing productivity and drilling efficiency. The E57 geometry is designed as a universal insert geometry for a wide range of drilling conditions and materials. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"5hg6bl\" data-start=\"1386\" data-end=\"1415\"\u003eTechnical Specifications:\u003c\/h3\u003e\n\u003cp data-start=\"1416\" data-end=\"2432\"\u003e• Brand: Walter\u003cbr data-start=\"1431\" data-end=\"1434\"\u003e• Part Number: P4840P-7R-E57\u003cbr data-start=\"1462\" data-end=\"1465\"\u003e• Grade: WKP35\u003cbr data-start=\"1479\" data-end=\"1482\"\u003e• Product Type: Carbide Drill Insert\u003cbr data-start=\"1518\" data-end=\"1521\"\u003e• Insert Style: P4840P Square Indexable Drill Insert\u003cbr data-start=\"1573\" data-end=\"1576\"\u003e• Insert Material: Carbide\u003cbr data-start=\"1602\" data-end=\"1605\"\u003e• Grade Classification: WKP35\u003cbr data-start=\"1634\" data-end=\"1637\"\u003e• Geometry: E57 Universal Geometry\u003cbr data-start=\"1671\" data-end=\"1674\"\u003e• Number of Cutting Edges: 4\u003cbr data-start=\"1702\" data-end=\"1705\"\u003e• Cutting Edge Length: 0.552 inch\u003cbr data-start=\"1738\" data-end=\"1741\"\u003e• Insert Thickness: 0.218 inch\u003cbr data-start=\"1771\" data-end=\"1774\"\u003e• Corner Radius: 0.031 inch\u003cbr data-start=\"1801\" data-end=\"1804\"\u003e• Clearance Angle: 11°\u003cbr data-start=\"1826\" data-end=\"1829\"\u003e• Function: Precision drilling and holemaking\u003cbr data-start=\"1874\" data-end=\"1877\"\u003e• Application Type: CNC and production drilling operations\u003cbr data-start=\"1935\" data-end=\"1938\"\u003e• Designed For: Walter Xtra-tec® indexable drill systems\u003cbr data-start=\"1994\" data-end=\"1997\"\u003e• Compatible Equipment: CNC machining centers and indexable drill bodies\u003cbr data-start=\"2069\" data-end=\"2072\"\u003e• Cutting Application: Steel, alloy steel, and cast iron machining\u003cbr data-start=\"2138\" data-end=\"2141\"\u003e• Construction Type: Coated carbide insert\u003cbr data-start=\"2183\" data-end=\"2186\"\u003e• Industrial Use: Production machining and tooling replacement\u003cbr data-start=\"2248\" data-end=\"2251\"\u003e• Performance Feature: High wear resistance and extended tool life\u003cbr data-start=\"2317\" data-end=\"2320\"\u003e• Usage Purpose: High-efficiency drilling and material removal operations \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"1cz0398\" data-start=\"2434\" data-end=\"2458\"\u003eCommon Replacements:\u003c\/h3\u003e\n\u003cp data-start=\"2459\" data-end=\"2570\"\u003e• Sandvik Coromant Indexable Drill Insert\u003cbr data-start=\"2500\" data-end=\"2503\"\u003e• Kennametal Carbide Drill Insert\u003cbr data-start=\"2536\" data-end=\"2539\"\u003e• Seco Indexable Drill Insert\u003c\/p\u003e","brand":"Walter","offers":[{"title":"New","offer_id":51730761351470,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/0818\/1038\/files\/Ebay_website_image_84232302-b9c0-41e7-90a7-dccdf6910d6f.jpg?v=1770594278","url":"https:\/\/plgautomation.com\/products\/walter-p4840p-7r-e57-indexable-carbide-insert","provider":"PLG Automation ","version":"1.0","type":"link"}