Drillpro 99Pcs M35 Cobalt Drill Bit Set 1.5-10mm HSS-Co Jobber Length Twist Dril. Description: Drillpro 99Pcs M35 Cobalt Drill Bit Set 1.5-10mm HSS-Co Jobber Length Twist Drill Bits For Stainless Steel Wood Metal Drilling Specifications: Product Name 99Pcs M35 Cobalt Twist Drill Bits Set Brand Drillpro Material HSS-Co M35 Cobalt Size 16 Pcs x 1.5 mm, 16 Pcs x 2 mm, 15 Pcs x 2.5mm, 10 Pcs x 3mm, 10 Pcs x 3.2mm, 8 Pcs x 3.5mm, 8 Pcs x 4mm, 3 Pcs x 4.5mm, 3 Pcs x 5mm 2 Pcs x 5.5mm, 2 Pcs x 6mm, 2 Pcs x 6.5mm 2 Pcs x 8mm, 2 Pcs x 10mm Measurement System Metric Shank Type Straight Shank Shank Shape Round Quantity 99 Pcs × Drill Bits Note: Cobalt drill bits require slow RPM when drilling metals. The suggested RPM is only for your reference. It may vary from different materials. You can start from a lower RPM and adjust it higher slowly. Once the bit can get into the workpiece. The adjustment should be stopped. Features: – M35 cobalt. 5% cobalt added for higher hardness and heat-resitance. The Rockwell hardness is up to 67. It can cut faster and has a long life, up to 12 times compared with the average HSS bit. The guiding separation point of 135° rapid cutting is self centering, which can penetrate quickly with less pressure. The straight handle can be firmly fixed and accurately centered, which is suitable for standard bit chuck and conventional round chuck. Efficient drilling without walking. Remove chips and particleseasier and faster. The lowest cost per hole drilled. Solid cobalt steel drill bit body can be resharpened. Drill directly to the size needed without pre-drilling – Fully ground. Heavy-duty fully ground body construction for minimal burr and accurate diameter. Bits for metal. Suitable for drilling non-heat treated metals, of which the hardness is less than HRC38, such as stainless steel, copper cast iron, galvanized pipe, iron, and aluminum alloy. Not suitable for hardened steel / high carbon steel. If penetration is not possible, try adjusting the speed. Package Included: 99 Pcs × Drill Bit 1 Pc × Storage Box More Details. The product came very well packaged. I’m very happy. Thank you for everything. The product looks amazing. The item “Drillpro 99pcs M35 Cobalt Drill Bit Set 1.5-10mm Hss-co Jobber Length Twist Dril” is in sale since Saturday, January 16, 2021. This item is in the category “Home & Garden\Tools & Workshop Equipment\Power Tool & Air Tool Accessories\Drill Bits”. The seller is “elhay1234″ and is located in Shanghai. This item can be shipped worldwide.

• Type: Drill Bit
• Color: Blue
• MPN: Does Not Apply
• Brand: HSS
• 11.11: free shipping /envío gratis