3/8 Inch Cobalt Drill Bits 5Pcs - M35 HSS Metal Twist Drill Bits Set, Jobber Drill Bits Length and Straight Shank, Suitable for Drilling in Hard Metal, Stainless Steel, Cast Iron

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Specifications:

◆Size: 3/8"

◆Set Includes: 5 drill bits 3/8 inch

◆Material: 5% Cobalt M35 HSS

◆Angle Point: 135°

◆Sank Type: Straight and Round Shank

◆Packing: Plastic case

Features:

1.3/8" drill bits made from M35 High Speed Steel and contain 5% Cobalt, which increases wear-resistance, durability and extra longer life span

2.135° quick-cut pilot split points are self-centering and can penetrate quickly with less pressure. Straight shank allows for firmly holding and accurate centering and makes drilling precise and faster

3.Fully ground spiral groove design clears particles quickly, decreases friction and heat for faster drilling performance

4.Perfectly Suitable for drilling holes as Stainless Steel, Copper, Cast Iron, Galvanized Pipe, Aluminum Alloy, Wood and Other Softer Metals

5.This drill bit fits the majority of power drill currently on the market and for easy storage, DIY, household maintenance and repair

Instructions for use:

1.Keep the drill bits vertical to the object when drilling, Be sure to make both bit and work piece stable. Tilted bit is prone to break during drilling

2.Control Speed and Pressure, When using bits with a power drill, it's recommended to use them with low speed and drilling pressure

3.Drilling metal will accumulate an amount of heat. Necessary to use cooling liquid during drilling to keep the bit cool

4.Thick metals are recommended to be drilled with drill press, which is more stable, and adjustable

Safety instructions:

1.Always wear safety goggles and safety items when drilling

2.Do not wear gloves to avoid hazard of getting caught in the tool and pulling your hand in to get mangled during bit spinning

3.Examine the bits before use for cracks or chips, Do not use damaged or bull bits

Features

• 【M35 COBALT HIGH SPEED STEEL】 3/8" drill bits for metal made from M35 Cobalt High Speed Steel and contain 5% Cobalt, which increases wear-resistance, durability and extra longer life span, so that the drill bits last through multiple uses.
• 【135° SPLIT POINT】 135°Quick-cut pilot split points are self-centering and can penetrate quickly with less pressure. Straight shank allows for firmly holding and accurate centering and makes drilling precise and faster.
• 【FULLY GROUND PROCESS】 Fully ground spiral groove design clears particles quickly, decreases friction and heat for faster drilling performance.
• 【PROFESSIONAL & WIDELY USE】 Perfectly Suitable for drilling holes as Stainless Steel, Copper, Cast Iron, Galvanized Pipe, Aluminum Alloy, Wood and Other Softer Metals. Not for Glass or Ceramic Materials.
• 【EASY USE & STORAGE】 The set includes 5Pcs 3/8" Cobalt Drill Bits, This drill bit fits the majority of power drill currently on the market and come with a portable plastic case for easy storage and DIY, household maintenance and repair.

Thank you for your business, your trust and your confidence. It is our pleasure to work with our customers.