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Luckyway 14-Piece Titanium Twist Drill Bit Set, 1/16″-1/4″ HSS 4341 for Wood Plastic Aluminum Alloy Drilling
Amazon.com Price: $9.99 (as of 11/04/2023 00:31 PST- Details)
DIMENSIONS – Includes: 1/16″(1.59 mm), 5/64″(1.98 mm), 3/32″(2.38 mm), 7/64″(2.78 mm), 1/8″(3.18 mm),9/64″(3.57 mm), 5/32″(3.97 mm), 11/64″(4.37 mm), 3/16″(4.76 mm), 13/64″(5.16 mm), 7/32″(5.56 mm),15/64″(5.95 mm), 1/4″(6.35 mm), 17/64″(6.75 mm), 9/32″(7.14 mm), 19/64″(7.54 mm), 5/16″(7.94 mm), 21/64″(8.33 mm), 11/32″(8.73 mm), 23/64″(9.13 mm), 3/8″(9.52 mm) with universal round drill shank.
MATERIAL – high speed steel(HSS 4341) with titanium coating for capability and durability.Precision grinding process, smooth surface, high grinding precision.135° split point not only promises cutting speed,but also prevents slipping when start drilling.
APPLICATION – Ideal for drilling wood, steel, non-ferrous metal and plastics.Suitable for home improvement DIY and general industrial applications.
Description
DIMENSIONS – Includes: 1/16″(1.59 mm), 5/64″(1.98 mm), 3/32″(2.38 mm), 7/64″(2.78 mm), 1/8″(3.18 mm),9/64″(3.57 mm), 5/32″(3.97 mm), 11/64″(4.37 mm), 3/16″(4.76 mm), 13/64″(5.16 mm), 7/32″(5.56 mm),15/64″(5.95 mm), 1/4″(6.35 mm), 17/64″(6.75 mm), 9/32″(7.14 mm), 19/64″(7.54 mm), 5/16″(7.94 mm), 21/64″(8.33 mm), 11/32″(8.73 mm), 23/64″(9.13 mm), 3/8″(9.52 mm) with universal round drill shank.
MATERIAL – high speed steel(HSS 4341) with titanium coating for capability and durability.Precision grinding process, smooth surface, high grinding precision.135° split point not only promises cutting speed,but also prevents slipping when start drilling.
APPLICATION – Ideal for drilling wood, steel, non-ferrous metal and plastics.Suitable for home improvement DIY and general industrial applications.
GIFT PACKAGE – Easy to carry and fold up to save volume,easy to store. these drill bits provide just what your job needs in a handy 21-piece set.
TIPS FOR PROCESSING STAINLESS STEEL – ① Hand electric drill drilling twist drill and stainless steel plate vertical 90° ②If the hole is larger than 6mm, make the hole with a 3.2mm to 4mm hole first, and then enlarge the hole with a large bit. ③Electric drill chuck must clip twist drill bit, twist drill the shorter the better. ④The electric drill should be between 80 and 120 revolutions. The higher the number of revolutions, the faster the drill will not go down.
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