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🔶 For Metal, Wood, Plastic, etc.
🔶 Drills 50 Hole Sizes (1/8" to 1-3/8")
🔶 Fast and Smooth Cut
🔶 No Slip in Drill Chuck (3-Sided Shank)
🔶 Light Weight Padded Protective Box 

Professional Step Drill Bit Set

Cobalt High Speed Steel (HSS 4241) ensures extreme DURABILITY. Titanium coating creates LESS FRICTION and the bit runs COOLER. It can easily cut through stainless steel sheets, cast iron, aluminum sheets, copper, plastic, wood board and many other types of sheet metal. It can automatically DEBURR holes while drilling to keep the drill bit clean. This makes it the best choice for HOME IMPROVEMENT and an essential item in your toolbox. 

We have two suits for everyone to choose

29 SIZES IN 3

The bit set includes three standard step drill bits that can replace 24 individual drill bits.

you can process 29 different kinds of diameter holes (4-12mm/ 4-20mm/4-32mm）

• 1：  4-12mm    5 Steps  (4mm, 6mm, 8mm, 10mm, 12mm);
• 2:     4-20mm    9 Steps (4mm, 6mm, 8mm, 10mm, 12mm, 14mm, 16mm, 18mm, 20mm); 
• 3:     4-32mm    15 Steps (4mm, 6mm, 8mm, 10mm, 12mm, 14mm, 16mm, 18mm, 20mm, 22mm, 24mm, 26mm, 28mm,30mm,32mm);

50 SIZES IN 5

• #1: 3/16" to 1/2" 6 Steps (3/16'', 1/4'', 5/16", 3/8'', 7/16'', 1/2'')
• #2: 1/8" to 1/2" 13 Steps (1/8", 5/32", 3/16'', 7/32", 1/4'', 9/32", 5/16", 11/32", 3/8'', 13/32", 7/16'', 15/32", 1/2'')
• #3: 1/4" to 3/4'' 9 Steps (1/4'', 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4")
• #4: 1/4" to 1-3/8" 10 Steps (1/4'', 3/8", 1/2", 5/8", 3/4", 7/8", 1", 1-1/8", 1-1/4", 1-3/8")
• #5: 3/16" to 7/8" 12 Steps (1/4'', 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4", 13/16", 7/8")

DOUBLE CUTTING BLADES & THREE-SIDED SHANK

Shop with Confidence
1. Return>> We want you to be completely satisfied with your purchase on LUCK. Return all products within 30 days of delivery if they are not up to your satisfaction.
2. Warranty>> 2years warranty.
3. Handling time>> Ship within 24 hours after payment
4. Delivery time>> worldwide 7-15 days

SHIPPING & DELIVERY
We processes orders between Monday and Friday. Orders will be processed within 1 business days of ordering and shipped out the next day after the processing day. All orders are shipped with tracking number so you can track it every step of the way!

OUR GUARANTEE 

---We truly offer the most stunning, trendy highest-quality products in the world.

---We will do WHATEVER it takes with outstanding customer service support to assist everyone as we highly value our customer satisfaction with absolute ZERO risk.

---We make sure that every customer is 100% satisfied in every aspect!

---If you are not satisfied with receiving the goods, you can apply for a refund.

PayPal  is welcomed here.
Credit cards  isalso welcomed here (just select 'PayPal' and click the 'Pay with Debit or Credit Card' button.)