HOHXEN 4-12mm HSS M35 Cobalt Spiral Grooved Step Drill Bits 1/4 Inch Hex Shank Standard SAE 9 Sizes
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High-speed steel co M35 step drill, higher quality and more durable than HSS 4241 step drill.Cobalt high speed steel along with the titanium coating ensures extreme durability, will stay new and shiny for years to come.Hex Shank Diameter: 6.35mm / 1/4 ". No need center punch, compared with the ordinary twist drill, it is not easy to be break down and it can be used for deburring, chamfering and opening hole.High-speed steel co M35 step drill, higher quality and more durable than HSS 4241 step drill Punch Effective as a great cobalt drill bit. Made of super strong HSS steel for added durability and bit life.Non-walking drill tip provides fast and smooth drills on steel sheets, aluminum sheets, wood board, plastic board etc. (the board must be smaller in thickness than the height of step drill bits).
상품설명
Specification: Material: High-speed Steel,Co (HSS co M35) Surface Treatment: Titanium Coated Dimension: 6-35mm (13 Steps:6mm, 8mm, 10mm, 12mm, 16mm, 18mm, 20mm, 22mm, 25mm, 28mm, 30mm, 32mm, 35mm) 3-12mm (3mm, 4mm, 5mm, 6mm, 7mm, 8mm, 9mm, 10mm, 12mm); 9steps 4-12mm (4mm, 5mm, 6mm, 7mm, 8mm, 9mm, 10mm, 11mm, 12mm); 9 steps 4-20mm (4mm, 6mm, 8mm, 10mm, 12mm, 14mm, 16mm, 18mm, 20mm); 9 steps 4-22mm (4mm, 6mm, 8mm, 10mm, 12mm, 14mm, 16mm, 18mm, 20mm, 22mm); 9 steps 4-32mm (4mm, 6mm, 8mm, 10mm, 12mm, 14mm, 16mm, 18mm, 20mm, 22mm, 24mm, 26mm, 28mm, 30mm, 32mm); 15 steps Hex Shank Diameter: 6.35mm / 1/4 " About Trepanning for Stainless Steel Sheet: 1. Hand drill and bench drill can be used when trepanning for stainless steel sheet, the hand drill drill steel sheet within 1mm and the bench drill can drill 2-3mm steel sheet. 2. It is necessary to drill with low speed when trepanning for stainless steel sheet, hundreds of rpm is ok. 3. Please water it for cooling while punching so that can prolong its lifetime, rotation rate from 250 to 400 is recommended. Features: Titanium coated to reduce mit and heat. High-speed steel co M35 step drill, higher quality and more durable than HSS 4241 step drill. Punch Effective as a great cobalt drill bit. Very useful for drilling and above all inflated holes in stainless steel, metals, plastics and wood. Suitable for punch holes through sheet metal, steel plate, aluminum plate, brass or wood. Highly recommended tool to have in the workshop. Package Included: 1 * co M35 Hex Shank Step Drill
High-speed steel co M35 step drill, higher quality and more durable than HSS 4241 step drill.Cobalt high speed steel along with the titanium coating ensures extreme durability, will stay new and shiny for years to come.Hex Shank Diameter: 6.35mm / 1/4 ". No need center punch, compared with the ordinary twist drill, it is not easy to be break down and it can be used for deburring, chamfering and opening hole.High-speed steel co M35 step drill, higher quality and more durable than HSS 4241 step drill Punch Effective as a great cobalt drill bit. Made of super strong HSS steel for added durability and bit life.Non-walking drill tip provides fast and smooth drills on steel sheets, aluminum sheets, wood board, plastic board etc. (the board must be smaller in thickness than the height of step drill bits).
상품설명
Specification: Material: High-speed Steel,Co (HSS co M35) Surface Treatment: Titanium Coated Dimension: 6-35mm (13 Steps:6mm, 8mm, 10mm, 12mm, 16mm, 18mm, 20mm, 22mm, 25mm, 28mm, 30mm, 32mm, 35mm) 3-12mm (3mm, 4mm, 5mm, 6mm, 7mm, 8mm, 9mm, 10mm, 12mm); 9steps 4-12mm (4mm, 5mm, 6mm, 7mm, 8mm, 9mm, 10mm, 11mm, 12mm); 9 steps 4-20mm (4mm, 6mm, 8mm, 10mm, 12mm, 14mm, 16mm, 18mm, 20mm); 9 steps 4-22mm (4mm, 6mm, 8mm, 10mm, 12mm, 14mm, 16mm, 18mm, 20mm, 22mm); 9 steps 4-32mm (4mm, 6mm, 8mm, 10mm, 12mm, 14mm, 16mm, 18mm, 20mm, 22mm, 24mm, 26mm, 28mm, 30mm, 32mm); 15 steps Hex Shank Diameter: 6.35mm / 1/4 " About Trepanning for Stainless Steel Sheet: 1. Hand drill and bench drill can be used when trepanning for stainless steel sheet, the hand drill drill steel sheet within 1mm and the bench drill can drill 2-3mm steel sheet. 2. It is necessary to drill with low speed when trepanning for stainless steel sheet, hundreds of rpm is ok. 3. Please water it for cooling while punching so that can prolong its lifetime, rotation rate from 250 to 400 is recommended. Features: Titanium coated to reduce mit and heat. High-speed steel co M35 step drill, higher quality and more durable than HSS 4241 step drill. Punch Effective as a great cobalt drill bit. Very useful for drilling and above all inflated holes in stainless steel, metals, plastics and wood. Suitable for punch holes through sheet metal, steel plate, aluminum plate, brass or wood. Highly recommended tool to have in the workshop. Package Included: 1 * co M35 Hex Shank Step Drill
2019-04-07 00:45:50
