Qualtech 6 Pieces 3/32 Inch X 12 Inch Cobalt Gold Aircraft Extension Drill Bit Set GLBCOX123/32
Why you'll like it
- Extended Reach — Reaches deep or hard-to-access areas easily with a 12-inch overall length.
- Superior Durability — Crafted from high-grade cobalt steel to withstand high temperatures and cut tough metals.
- Precision Drilling — Features a 135-degree split point that prevents walking and starts drilling on contact.
- Efficient Performance — Designed with a 2-flute right-hand cutting configuration for smooth chip removal.
Product details
Description
The Qualtech 6 Pieces 3/32 Inch X 12 Inch Cobalt Gold Aircraft Extension Drill Bit is engineered for heavy-duty drilling applications requiring extended reach into deep or obstructed areas. Designed for professionals and industrial users, these extra-long twist drills feature a robust cobalt steel construction with a gold finish, ensuring superior performance and enhanced durability when cutting through tough metals like steel and aluminum.
The 135-degree split point design provides precise self-centering and reduces walking, allowing for clean and accurate holes. Featuring a 2-flute right-hand cutting direction and a 1-1/4 inch flute length on a 12-inch overall length, this tool delivers exceptional rigidity and efficient chip evacuation.
Ideal for maintenance, production, and specialized drilling tasks, this 6-piece pack offers reliable professional-grade performance.
How to use
- Secure the drill bit firmly into a compatible drill chuck.
- Align the tip with the targeted drilling surface, maintaining a steady feed rate and moderate speed to prevent overheating.
- Use appropriate cutting fluid when drilling through hard metals.
Ingredients
Cobalt Steel High-Speed Alloy
As printed by the brand. Check the pack label if you have an allergy.
Specifications
| Brand | Qualtech |
|---|---|
| UPC | 655222895103 |
| Ships from | USA (sourced directly), checked in Navi Mumbai |
| Sold by | Dropy.in |
Ratings & reviews
From our customers
Top reviews first: highest rated, with photos first
- Siddharth P.5 ★
khup chaan drill bit aahe
first time try kela qualtech brand. cobalt steel material mule khup strong vatla n he 6 pieces set chaan backup sathi bhetla.
- Amit S.5 ★
kaam ho gaya
bahut badiya hai bhai, 135 degree split point ki wajah se slip nahi karta bilkul bhi aur aluminium pe aram se chal gaya
- Rohan M.5 ★
perfect reach
needed this 12 inch length for tight spaces where normal bits simply wont reach. worked great on steel.
- Deepak V.4 ★
kaafi strong hai
roz workshop me use kar raha hu subah se pehle, gold finish bhi accha hai aur 12 inch reach ki wajah se awkward jagah pe easily pahuch jata hai 💯
FAQs
What size drill bit for a 6/32 hole?
For a 6-32 threaded hole, a number 36 drill bit measuring approximately 0.1065 inches is typically recommended for tapping. For clearance holes, slightly larger drill bit sizes are used depending on the desired fit.
What is a 3/32 long drill bit?
A 3/32 long drill bit refers to an extra-length or aircraft extension drill bit featuring a 3/32-inch diameter combined with an extended overall length designed to reach spaces standard drill bits cannot access.
What size drill bit for 3/32 rivet?
A standard 3/32-inch drill bit is used to create holes sized correctly for installing 3/32-inch rivets, ensuring a snug and secure fit without excessive play.
Are these Qualtech drill bits authentic imported products?
Yes, Dropy sources these authentic Qualtech extension drill bits directly from official USA retail and distribution channels.
What materials can this cobalt drill bit cut through?
Cobalt drill bits are designed to cut through tough materials including stainless steel, cast iron, titanium, and various hard alloy metals with superior wear resistance compared to standard high-speed steel.
How long will delivery take?
Most orders arrive in 15–20 days: we source each product directly from the USA, check it at our Navi Mumbai warehouse and pack it on video. Items marked Dropy Express ship from our India warehouse and arrive in 3–5 days.
Is cash on delivery available?
Full cash on delivery is available all over India on Dropy Express items. For other orders from ₹2,499 to ₹15,000 you can use Partial COD: pay 25% online now and the rest in cash on delivery.
Are your products genuine?
Yes. Every product is 100% authentic, sourced directly from the USA, quality-checked and packed on video at our Navi Mumbai warehouse.
What if my order arrives damaged or wrong?
Write to us at [email protected] as soon as it arrives. Damaged, wrong or not as described, our Buyer Protection gives you a full refund. The details are in our Return, Refund & Cancellation Policy.
Is delivery free?
Delivery is free on orders from ₹1,499. Below that a ₹79 delivery fee applies.