CHISELS / CINCELES

Cobalt Drill Bits

cobalt drill bits

DRILLING AT ANOTHER LEVEL!

The triple edged advanced design of the STRONG JOHN drill bits provides fast drilling, high precision and cero vibration, reducing friction and high temperature in the process.

COBALT DRILL BITS

DRILLING AT ANOTHER LEVEL!

The triple edged advanced design of the STRONG JOHN
drill bits provides fast drilling, high precision and cero vibration,
reducing friction and high temperature in the process.

1/8’’

DRILL BIT

SJCO18

HSS M35

Shank

DIAMETER (D)

Length (L1)

Length (L2)

Round Shank

1/8’’

23/4"

15/8"

RECOMMENDED FOR

METAL

Iron

Steel

Copper

Aluminum

Stainless Steel

PVC

Wood

SUITABLE FOR

5/32” DRILL BIT

SJCO532

HSS M35

Shank

DIAMETER (D)

Length (L1)

Length (L2)

Round Shank

5/32’’

51/2’’

2”

RECOMMENDED FOR

METAL

Iron

Steel

Copper

Aluminum

Stainless Steel

PVC

Wood

SUITABLE FOR

3/16’’ DRILL BIT

SJCO316

HSS M35

Shank

DIAMETER

Length (L1)

Length (L2)

Triangle Shank

3/16’’

31/2’’

21/2’’

RECOMMENDED FOR

METAL

Iron

Steel

Copper

Aluminum

Stainless Steel

PVC

Wood

SUITABLE FOR

1/4’’

DRILL BIT

SJCO14

HSS M35

Shank

DIAMETER (D)

Length (L1)

Length (L2)

Triangle Shank

1/4’’

4”

23/4”

RECOMMENDED FOR

METAL

Iron

Steel

Copper

Aluminum

Stainless Steel

PVC

Wood

SUITABLE FOR

5/16” DRILL BIT

SJCO516

HSS M35

Shank

DIAMETER (D)

Length (L1)

Length (L2)

Triangle Shank

5/16"

41/2”

3”

RECOMMENDED FOR

METAL

Iron

Steel

Copper

Aluminum

Stainless Steel

PVC

Wood

SUITABLE FOR

3/8’’

DRILL BIT

SJCO38

HSS M35

Shank

DIAMETER (D)

Length (L1)

Length (L2)

Triangle Shank

3/8"

5”

31/2"

RECOMMENDED FOR

METAL

Iron

Steel

Copper

Aluminum

Stainless Steel

PVC

Wood

SUITABLE FOR

1/2’’ DRILL BIT

SJCO12

HSS M35

Shank

DIAMETER (D)

Length (L1)

Length (L2)

3/8” Reduced
Triangle Shank

1/2’’

6”

41/2”

RECOMMENDED FOR

METAL

Iron

Steel

Copper

Aluminum

Stainless Steel

PVC

Wood

SUITABLE FOR

5pc DRILL BIT SET

SJCO5

HSS M35

Shank (S)

DIAMETER (D)

Length (L1)

Length (L2)

Various

1/8”, 5/32”, 3/16”, 1/4”, 3/8”

Different Lengths

RECOMMENDED FOR

METAL

Iron

Steel

Copper

Aluminum

Stainless Steel

PVC

Wood

SUITABLE FOR

In the construction industry there are essential brands. STRONG JOHN is one of them.