Shop with Confidence — Free Shipping on All Orders

{"id":9681499553943,"title":"1 Inch Cobalt Drill Bit, M35 HSS Twist Drill Bit, 135° Split Point | Reduced Shank, Large hole drilling 6\" length 3\" working length for thick steel plate and stainless steel 1 Inch","handle":"1-inch-cobalt-drill-bit-m35-hss-twist-drill-bit-135-split-point-reduced-shank-large-hole-drilling-6-length-3-working-length-for-thick-steel-plate-and-stainless-steel-1-inch","description":"\u003ch3\u003e1 Inch Cobalt Drill Bit, M35 HSS Twist Drill Bit, 135° Split Point | Reduced Shank, Large hole drilling 6\" length 3\" working length for thick steel plate and stainless steel\u003c\/h3\u003e\n\u003cp id=\"b\"\u003eThis massive 1 inch cobalt drill bit is designed for large hole drilling in\nthick steel plate. M35 high-speed steel with 5% cobalt delivers industrial-\ngrade performance. Reduced shank allows use with standard 1\/2 inch chucks\n(note: larger reduced shank). 135 degree split point ensures accurate start\u003c\/p\u003e \n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n \u003cul class=\"a\"\u003e\n \u003cli\u003eM35 high speed steel with 5% cobalt, heat treated to HRC 67 for maximum edge retention and heat resistance\u003c\/li\u003e\n \u003cli\u003eReduced shank (6\" total, 3\" working length) allows use of 9\/16 inch bit in standard drill chucks\u003c\/li\u003e\n \u003cli\u003e135 degree split point provides instant penetration without center punching, Cobalt alloy maintains cutting edge at high temperatures, ideal for drilling cast iron and stainless\u003c\/li\u003e\n \u003cli\u003eEfficient Chip Removal Tapered web helix design adds stability in tough materials. Large spiral flute quickly removes metal chips, enabling faster drilling speed\u003c\/li\u003e\n \u003cli\u003eUltrasonically welded outer shell creates a permanent seal; any opening attempt leaves irreversible traces, ensuring brand-new products. The inner storage case prevents metal-on-metal friction during transit, protecting cutting edges and coating, and serves as permanent organizer by size. This dual design combines tamper-evident security with a reusable case that lasts the drill bits' entire life\u003c\/li\u003e\n \u003c\/ul\u003e","published_at":"2026-07-30T17:15:21+10:00","created_at":"2026-07-27T09:37:05+10:00","vendor":"Satcrft","type":"Jobber Drill Bits","tags":["home_improvement_Aug2026"],"price":16400,"price_min":16400,"price_max":16400,"available":true,"price_varies":false,"compare_at_price":null,"compare_at_price_min":0,"compare_at_price_max":0,"compare_at_price_varies":false,"variants":[{"id":48069461344407,"title":"1 Inch","option1":"1 Inch","option2":null,"option3":null,"sku":"B0GWLZ8BFZ","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"1 Inch Cobalt Drill Bit, M35 HSS Twist Drill Bit, 135° Split Point | Reduced Shank, Large hole drilling 6\" length 3\" working length for thick steel plate and stainless steel 1 Inch - 1 Inch","public_title":"1 Inch","options":["1 Inch"],"price":16400,"weight":308,"compare_at_price":null,"inventory_management":"shopify","barcode":"RTT009","requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}}],"images":["\/\/newnestshop.com\/cdn\/shop\/files\/B0GWLZ8BFZ.jpg?v=1785109027","\/\/newnestshop.com\/cdn\/shop\/files\/71-zK-ZuE7L.jpg?v=1785109027","\/\/newnestshop.com\/cdn\/shop\/files\/81EOhyXRKEL.jpg?v=1785109027","\/\/newnestshop.com\/cdn\/shop\/files\/71We9yPxLzL.jpg?v=1785109027","\/\/newnestshop.com\/cdn\/shop\/files\/71-CkjlAVIL.jpg?v=1785109027","\/\/newnestshop.com\/cdn\/shop\/files\/71SOrh_jSFL.jpg?v=1785109027","\/\/newnestshop.com\/cdn\/shop\/files\/71iSolbSQJL.jpg?v=1785109027","\/\/newnestshop.com\/cdn\/shop\/files\/71UHZlXqu9L.jpg?v=1785109027"],"featured_image":"\/\/newnestshop.com\/cdn\/shop\/files\/B0GWLZ8BFZ.jpg?v=1785109027","options":["Size"],"media":[{"alt":null,"id":42462605475991,"position":1,"preview_image":{"aspect_ratio":1.0,"height":1600,"width":1600,"src":"\/\/newnestshop.com\/cdn\/shop\/files\/B0GWLZ8BFZ.jpg?v=1785109027"},"aspect_ratio":1.0,"height":1600,"media_type":"image","src":"\/\/newnestshop.com\/cdn\/shop\/files\/B0GWLZ8BFZ.jpg?v=1785109027","width":1600},{"alt":null,"id":42462605508759,"position":2,"preview_image":{"aspect_ratio":1.0,"height":1600,"width":1600,"src":"\/\/newnestshop.com\/cdn\/shop\/files\/71-zK-ZuE7L.jpg?v=1785109027"},"aspect_ratio":1.0,"height":1600,"media_type":"image","src":"\/\/newnestshop.com\/cdn\/shop\/files\/71-zK-ZuE7L.jpg?v=1785109027","width":1600},{"alt":null,"id":42462605541527,"position":3,"preview_image":{"aspect_ratio":1.0,"height":1600,"width":1600,"src":"\/\/newnestshop.com\/cdn\/shop\/files\/81EOhyXRKEL.jpg?v=1785109027"},"aspect_ratio":1.0,"height":1600,"media_type":"image","src":"\/\/newnestshop.com\/cdn\/shop\/files\/81EOhyXRKEL.jpg?v=1785109027","width":1600},{"alt":null,"id":42462605574295,"position":4,"preview_image":{"aspect_ratio":1.0,"height":1600,"width":1600,"src":"\/\/newnestshop.com\/cdn\/shop\/files\/71We9yPxLzL.jpg?v=1785109027"},"aspect_ratio":1.0,"height":1600,"media_type":"image","src":"\/\/newnestshop.com\/cdn\/shop\/files\/71We9yPxLzL.jpg?v=1785109027","width":1600},{"alt":null,"id":42462605607063,"position":5,"preview_image":{"aspect_ratio":1.0,"height":1600,"width":1600,"src":"\/\/newnestshop.com\/cdn\/shop\/files\/71-CkjlAVIL.jpg?v=1785109027"},"aspect_ratio":1.0,"height":1600,"media_type":"image","src":"\/\/newnestshop.com\/cdn\/shop\/files\/71-CkjlAVIL.jpg?v=1785109027","width":1600},{"alt":null,"id":42462605639831,"position":6,"preview_image":{"aspect_ratio":1.0,"height":1600,"width":1600,"src":"\/\/newnestshop.com\/cdn\/shop\/files\/71SOrh_jSFL.jpg?v=1785109027"},"aspect_ratio":1.0,"height":1600,"media_type":"image","src":"\/\/newnestshop.com\/cdn\/shop\/files\/71SOrh_jSFL.jpg?v=1785109027","width":1600},{"alt":null,"id":42462605672599,"position":7,"preview_image":{"aspect_ratio":1.0,"height":1600,"width":1600,"src":"\/\/newnestshop.com\/cdn\/shop\/files\/71iSolbSQJL.jpg?v=1785109027"},"aspect_ratio":1.0,"height":1600,"media_type":"image","src":"\/\/newnestshop.com\/cdn\/shop\/files\/71iSolbSQJL.jpg?v=1785109027","width":1600},{"alt":null,"id":42462605705367,"position":8,"preview_image":{"aspect_ratio":1.0,"height":1600,"width":1600,"src":"\/\/newnestshop.com\/cdn\/shop\/files\/71UHZlXqu9L.jpg?v=1785109027"},"aspect_ratio":1.0,"height":1600,"media_type":"image","src":"\/\/newnestshop.com\/cdn\/shop\/files\/71UHZlXqu9L.jpg?v=1785109027","width":1600}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch3\u003e1 Inch Cobalt Drill Bit, M35 HSS Twist Drill Bit, 135° Split Point | Reduced Shank, Large hole drilling 6\" length 3\" working length for thick steel plate and stainless steel\u003c\/h3\u003e\n\u003cp id=\"b\"\u003eThis massive 1 inch cobalt drill bit is designed for large hole drilling in\nthick steel plate. M35 high-speed steel with 5% cobalt delivers industrial-\ngrade performance. Reduced shank allows use with standard 1\/2 inch chucks\n(note: larger reduced shank). 135 degree split point ensures accurate start\u003c\/p\u003e \n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n \u003cul class=\"a\"\u003e\n \u003cli\u003eM35 high speed steel with 5% cobalt, heat treated to HRC 67 for maximum edge retention and heat resistance\u003c\/li\u003e\n \u003cli\u003eReduced shank (6\" total, 3\" working length) allows use of 9\/16 inch bit in standard drill chucks\u003c\/li\u003e\n \u003cli\u003e135 degree split point provides instant penetration without center punching, Cobalt alloy maintains cutting edge at high temperatures, ideal for drilling cast iron and stainless\u003c\/li\u003e\n \u003cli\u003eEfficient Chip Removal Tapered web helix design adds stability in tough materials. Large spiral flute quickly removes metal chips, enabling faster drilling speed\u003c\/li\u003e\n \u003cli\u003eUltrasonically welded outer shell creates a permanent seal; any opening attempt leaves irreversible traces, ensuring brand-new products. The inner storage case prevents metal-on-metal friction during transit, protecting cutting edges and coating, and serves as permanent organizer by size. This dual design combines tamper-evident security with a reusable case that lasts the drill bits' entire life\u003c\/li\u003e\n \u003c\/ul\u003e"}

1 Inch Cobalt Drill Bit, M35 HSS Twist Drill Bit, 135° Split Point | Reduced Shank, Large hole drilling 6" length 3" working length for thick steel plate and stainless steel 1 Inch

In Stock. Leaves warehouse within 2 - 3 business days

$164.00 AUD
Maximum quantity available reached.
Free Shipping Australia Wide
100% Safe & Secure Checkout
100 Days Return Policy *
1 Year Warranty *

1 Inch Cobalt Drill Bit, M35 HSS Twist Drill Bit, 135° Split Point | Reduced Shank, Large hole drilling 6" length 3" working length for thick steel plate and stainless steel

This massive 1 inch cobalt drill bit is designed for large hole drilling in thick steel plate. M35 high-speed steel with 5% cobalt delivers industrial- grade performance. Reduced shank allows use with standard 1/2 inch chucks (note: larger reduced shank). 135 degree split point ensures accurate start

Product Features

  • M35 high speed steel with 5% cobalt, heat treated to HRC 67 for maximum edge retention and heat resistance
  • Reduced shank (6" total, 3" working length) allows use of 9/16 inch bit in standard drill chucks
  • 135 degree split point provides instant penetration without center punching, Cobalt alloy maintains cutting edge at high temperatures, ideal for drilling cast iron and stainless
  • Efficient Chip Removal Tapered web helix design adds stability in tough materials. Large spiral flute quickly removes metal chips, enabling faster drilling speed
  • Ultrasonically welded outer shell creates a permanent seal; any opening attempt leaves irreversible traces, ensuring brand-new products. The inner storage case prevents metal-on-metal friction during transit, protecting cutting edges and coating, and serves as permanent organizer by size. This dual design combines tamper-evident security with a reusable case that lasts the drill bits' entire life

Buy with confidence as this product comes with 18 months full local warranty in Australia & New Zealand (unless otherwise stated in the overview).

This product also comes with the benefits of the CocoonPower Warranty. For further details please read our Warranty Guidelines.

You can also purchase 3 Year Extended Care. If you are interested please see our Extended Care Information.