A coolant should always be used when drilling with TCT twist drill bits. Irwin suggest the use of a 3- 6% emulsion. This is a quality item for a very good price. PRODUCT DETAILS.
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Multiple Sizes: The set includes various sizes (6mm, 8mm, 10mm, and 12mm), making it versatile for different projects and suitable for high-speed drilling operations, catering to diverse needs. User-friendly Operation: Designed for ease of use, this heavy-duty quick drill set is accessible for both professionals and DIY enthusiasts, making it simple to handle hard materials effectively.
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Material: Made from for M35 Cobalt steel, these precision ground drill bits are designed for exceptional durability, they withstand the rigors of drilling into tough materials without wear or breakage.
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Strong force: The drill screwdriver set features strong force. Each edge can precisely secure screws. The reinforced screwdriver can easily pick up screws. strength does not diminish after repeated use.
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Straight Shank Design: Features a straight shank for secure and stable grip in standard drill chucks. 1.5-6.5mm Size Range: Includes multiple drill sizes for versatile drilling applications in various materials.
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Coated HSS drill set with standard 1/4"hex shank that will cordless screwdrivers, drills or use in standard drill chuck. Material:Hss 4341 Coated. 1pc HSS Drilling. nitride coating facilitates faster penetration with less effort.
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Multi-Size Range: Includes 4-12mm step drill and 8-20mm countersink for versatile hole sizing. Hex Shank : Features a secure grip for stable drilling performance with various materials. High-Speed Steel: Made of HSS4241 for efficient cutting and heat resistance during prolonged work.
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1PCS Train Bus Cherry Blossom Shaped Ring Handle Hand Strap Drift Charm Tools. 5Pcs HSS Cobalt Multiple Hole 50 Sizes Step Drill Bit High Speed Steel Tool Set. 36mm Carburetor Intake Manifold Boot For Honda CMX250 C Rebel 250 1985-1987.
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