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1/4 Inch Hex Shank Design : This tungsten steel concrete drill bit set features a 1/4 inch hex shank , engineered specifically for high strength , high precision drilling tasks . The hex shank ensures a secure connection with drills , making it ideal for home DIY enthusiasts , renovation workers , and construction professionals alike
Dual U Groove Design for Enhanced Efficiency : Equipped with dual U shaped grooves , the concrete drill bit enable faster chip removal , better heat dissipation , and more stable cutting . The balanced force distribution reduces vibration during drilling , improving hole precision while significantly extending the tool's service life . Tip: Continuous water cooling during drilling is recommended to further prolong the drill bits' life
6 Versatile Sizes to Meet Diverse Needs : The concrete drill bit set includes 6 common sizes with sufficient quantities: 4 pieces of 5/32 inch , 4 pieces of 3/16 inch , 4 pieces of 1/4 inch , 1 piece of 5/16 inch , 1 piece of 3/8 inch , and 1 piece of 1/2 inch . This variety covers most daily and professional drilling requirements
Efficient and Stable Drilling : Whether drilling through tiles for wall mounting , processing glass or ceramics , or tackling other hard materials , these concrete drill bit set deliver efficient , stable , and long lasting performance . They maintain sharpness even after repeated use , ensuring consistent drilling results without frequent replacements
Wide Compatibility : Beyond common construction materials , this masonry drill bit can easily drill through concrete , bricks , glass , ceramics , tiles , cement , and stainless steel plates (thickness less than 2mm) . It adapts to both household repairs and professional construction scenarios

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Parts List:
15 x masonry drill bit set (5/32"*4, 3/16"*4,1/4"*4, 5/16"*1, 3/8 "1, 1/2"*1)
Description
This tungsten steel masonry drill bit set stands out for its precision , durability , and versatility , making it a go to choice for DIYers and professionals. With 6 sizes , it's ready for various drilling needs
Key Feature
The dual U groove design addresses key pain points of drilling : faster chip removal keeps holes clean and avoids clogging , while better heat dissipation avoids overheating that dulls bits
Specification:
Product Name: Masonry Drill Bit Set
Material: Tungsten steel
Hex shank: 1/4 inch
Length: 6 inches (15.2 cm)
Diameters: 5/32 inch, 3/16 inch, 1/4 inch, 5/16 inch, 3/8 inch, 1/2 inch
Note:
1. Continuous water cooling during drilling is recommended to further prolong the drill bits' life
2. There may be slight differences between the picture and the actual color of the commodity. We will try our best to show you the exact color
3. Please allow slight dimension differences due to manual measurement

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مجموعة لقم مثقاب خرسانية 21 قطعة 5/32 بوصة - 3/8 بوصة مجموعة لقم حفر البناء 5 أحجام لقم ثقب كربيد كربيد 1/4 ساق سداسية للزجاج/الطوب/البلاستيك/الاسمنت/البلاط (3 مجموعات)

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