Cobalt Drill Bit Set for Hardened Metal and Stainless Steel, 111Pcs M35 High Speed Steel Twist Jobber Metal Drill Bits 1/16"-3/8", with Plastic Index Storage Case
Cobalt M35 Material: High cost, but hardness is up to 67, cut faster and has a long life, up to 12 times compared with the average HSS titanium coated bit
Hardened Full Grinding Process: Increases wear resistance, sharp and durable, used for stainless steel, cast iron, zinc alloy, titanium, aluminum, hard metal, plastic and wood
Packaging: Hard and thick plastic box, drills bagged for compartmentalized storage, reasonable design, well secured package
Convenient Access: Various sizes are placed in different compartments of the plastic box, The corresponding size labels are clearly visible, making it easy to pick up
Set Sizes: 1/16x20P, 5/64x15P, 3/32x10P, 7/64x8P, 1/8x20P, 9/64x5P, 5/32x10P, 11/64x2P, 3/16x5P, 7/32x3P, 1/4x5P, 9/32x2P, 5/16x3P, 3/8x3P. Get more often used sizes 1/8, 3/16, 1/4, 5/16, and 3/8
Use Notices: Drill bit should be vertical to the workpiece when used; controling low speed from 200 to 1000 rpm; using cutting fluid will stay cool to make the bit last longer
Widely used: Whether you're a home DIYer or workshoper of professional drilling, it's a great tool
Shipping takes place within 3-5 business days. If there is a problem with the shipment of the product, we will notify you via the email address you entered when ordering.
🚚 Is free shipping available?
We do not currently offer free shipping. However, this may be added at some point. We apologize.
🔧 How can I get a tracking number for my order?
If your order has been shipped, we will add the tracking number to your order and notify you via the email address you entered when ordering.
🛡️ How do I process a return or exchange?
For returns or exchanges, please contact us within 14 days of receiving the product, along with a receipt or screenshot of the purchase, and a photo of the product with the packaging or tag intact.
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