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CHICAGO-LATROBE CHICAGO-LATROBE (206)
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$15 - $20 $15 - $20 (6)
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$40 - $50 $40 - $50 (4)
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$80 - $90 (13)

$90 - $100 (4)

$100 - $200 (74)

$200 - $300 (22)

$300 - $400 (21)

$400 - $500 (6)
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Shank Dia.

1/4 in 1/4 in (5)
0.3750 in 0.3750 in (1)
3/8 in 3/8 in (21)
0.5000 in 0.5000 in (2)
1/2 in 1/2 in (175)
12.70 mm 12.70 mm (2)

Measurement System

Fractional Inch Fractional Inch (204)
Metric Metric (2)

Drill Bit Size

1/4 in 1/4 in (1)
5/16 in 5/16 in (1)
3/8 in 3/8 in (1)
27/64 in 27/64 in (2)
7/16 in 7/16 in (3)
29/64 in 29/64 in (2)
15/32 in (2)

31/64 in (2)

1/2 in (8)

33/64 in (3)

17/32 in (5)

35/64 in (3)

9/16 in (4)

37/64 in (3)

19/32 in (3)

39/64 in (3)

5/8 in (5)

41/64 in (3)

21/32 in (4)

43/64 in (3)

11/16 in (5)

45/64 in (3)

23/32 in (4)

47/64 in (3)

3/4 in (4)

49/64 in (3)

25/32 in (4)

51/64 in (3)

13/16 in (4)

53/64 in (4)

27/32 in (4)

55/64 in (4)

7/8 in (4)

57/64 in (4)

29/32 in (3)

59/64 in (3)

15/16 in (4)

61/64 in (4)

31/32 in (4)

63/64 in (4)

1 in (4)

1 1/64 in (2)

1 1/32 in (3)

1 3/64 in (2)

1 1/16 in (3)

1 5/64 in (2)

1 3/32 in (2)

1 7/64 in (2)

1 1/8 in (3)

1 9/64 in (2)

1 5/32 in (2)

1 11/64 in (3)

1 3/16 in (3)

1 13/64 in (2)

1 7/32 in (2)

1 15/64 in (2)

1 1/4 in (3)

1 17/64 in (1)

1 9/32 in (2)

1 19/64 in (2)

1 5/16 in (2)

1 21/64 in (1)

1 11/32 in (2)

1 3/8 in (3)

1 25/64 in (1)

1 13/32 in (2)

1 27/64 in (2)

1 7/16 in (2)

1 15/32 in (2)

1 31/64 in (1)

1 1/2 in (3)

19.00 mm (1)

25.00 mm (1)
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Decimal Equivalent

0.2500 0.2500 (1)
0.3125 0.3125 (1)
0.3750 0.3750 (1)
0.4219 0.4219 (2)
0.4375 0.4375 (3)
0.4531 0.4531 (2)
0.4688 (2)

0.4844 (1)

0.5 (7)

0.5156 (3)

0.5312 (5)

0.5469 (3)

0.5625 (4)

0.5781 (3)

0.5938 (3)

0.6094 (3)

0.625 (5)

0.6406 (3)

0.6562 (4)

0.6719 (3)

0.6875 (5)

0.7031 (3)

0.7188 (4)

0.7344 (3)

0.748 (1)

0.75 (4)

0.7656 (3)

0.7812 (4)

0.7969 (3)

0.8125 (4)

0.8281 (4)

0.8438 (4)

0.8594 (4)

0.875 (4)

0.8906 (4)

0.9062 (3)

0.9219 (3)

0.9375 (4)

0.9531 (4)

0.9688 (4)

0.9843 (1)

0.9844 (4)

1 (4)

1.0039 (3)

1.0156 (2)

1.0469 (2)

1.0625 (3)

1.0781 (2)

1.0938 (2)

1.1094 (2)

1.125 (3)

1.1406 (2)

1.1562 (2)

1.1719 (2)

1.1875 (3)

1.2031 (2)

1.2188 (2)

1.2344 (2)

1.25 (3)

1.2656 (1)

1.2812 (2)

1.2969 (2)

1.3125 (2)

1.3281 (1)

1.3438 (2)

1.375 (3)

1.3906 (1)

1.4062 (2)

1.4219 (2)

1.4375 (2)

1.4688 (2)

1.4844 (1)

1.5 (3)

0.4844 in (1)

0.5000 in (1)

1.1719 in (1)
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Material - Machining

Cobalt Cobalt (53)
Cobalt, High Speed Steel Cobalt, High Speed Steel (1)
High Speed Steel High Speed Steel (152)

Finish - Machining

Black Oxide Black Oxide (152)
Straw Straw (1)
Straw/Bronze Straw/Bronze (39)
TiN TiN (14)

Drill Bit Point Angle

118 Degrees 118 Degrees (197)
135 Degrees 135 Degrees (9)

Drill Bit Point Type

Conventional Point Conventional Point (87)
Radial Point Radial Point (6)
Split Point Split Point (113)

Flute Length

1 3/8 in 1 3/8 in (2)
1 11/16 in 1 11/16 in (1)
2 in 2 in (1)
2 1/4 in 2 1/4 in (1)
3 1/8 in 3 1/8 in (179)
3 15/16 in 3 15/16 in (2)
4 1/16 in (2)

4 3/16 in (2)

4 5/16 in (2)

4 3/8 in (2)

4 1/2 in (2)

4 13/16 in (1)

5 3/16 in (1)

5 5/8 in (1)

79.38 mm (7)
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Overall Length

2 1/2 in 2 1/2 in (1)
2 13/16 in 2 13/16 in (1)
3 1/8 in 3 1/8 in (1)
3 7/16 in 3 7/16 in (1)
3 3/4 in 3 3/4 in (1)
5 3/8 in 5 3/8 in (2)
5 1/2 in (2)

5 5/8 in (2)

5 3/4 in (2)

5 7/8 in (2)

6 in (186)

6 5/8 in (1)

7 1/8 in (1)

7 5/8 in (1)

152.40 mm (2)
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Primary Material Application

Alloy Steel, Carbon Steel, Cast Iron Alloy Steel, Carbon Steel, Cast Iron (5)
Alloy Steel, Carbon Steel, Cast Iron, Wood Alloy Steel, Carbon Steel, Cast Iron, Wood (1)
Alloy Steel, Cast Iron, Carbon Steel Alloy Steel, Cast Iron, Carbon Steel (1)
Aluminum, Steel, Wood Aluminum, Steel, Wood (5)
Carbon and Alloy Steel, Cast Iron Carbon and Alloy Steel, Cast Iron (9)
Carbon Steel, Alloy Steel, Cast Iron Carbon Steel, Alloy Steel, Cast Iron (1)
Cast Iron, Steel (62)

Cast Iron, Steel, Wood (122)
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Reduced-Shank Drill Bits

Reduced-shank drill bits have a shank with a smaller diameter than their cutting head. They can drill large holes while still being compatible with standard sizes of drill chucks on handheld drills. Reduced-shank drill bits are used in maintenance and repair applications.

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REDUCED SHANK DRILL BIT, 1½ IN DRILL BIT SIZE, 3⅛ IN FLUTE L, 6 IN LENGTH, COBALT

CHICAGO-LATROBE
REDUCED SHANK DRILL BIT, 1½ IN DRILL BIT SIZE, 3⅛ IN FLUTE L, 6 IN LENGTH, COBALT
Item # GNF190C53496
Mfr. Model # 53496

EHC: EHC :

1/2 in. reduced shank silver & deming drill, 118 degree split point, straw finish. 6in OAL, 3-1/8 in flute length.

1/2 in. reduced shank silver & deming drill, 118 degree split point, straw finish. 6in OAL, 3-1/8 in flute length.

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CATALOGUE PAGE # 1279

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Web Price : $457.35 / EACH

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REDUCED SHANK DRILL BIT, 1 19/64 IN DRILL BIT SIZE, 3⅛ IN FLUTE L, RIGHT HAND, HSS

CHICAGO-LATROBE
REDUCED SHANK DRILL BIT, 1 19/64 IN DRILL BIT SIZE, 3⅛ IN FLUTE L, RIGHT HAND, HSS
Item # GNF190-55483
Mfr. Model # 55483

EHC: EHC :

This reduced shank Silver and Deming drill bit has a 118 Degrees drill bit point. This drill bit is made of high speed steel, has a steam oxide finish, and is size 1-19/64 inch.

This reduced shank Silver and Deming drill bit has a 118 Degrees drill bit point. This drill bit is made of high speed steel, has a steam oxide finish, and is size 1-19/64 inch.

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CATALOGUE PAGE # N/A

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Web Price : $311.26 / EACH

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REDUCED SHANK DRILL BIT, 1-3/32 IN DRILL BIT SIZE, 3⅛ IN FLUTE L, HIGH SPEED STEEL

CHICAGO-LATROBE
REDUCED SHANK DRILL BIT, 1-3/32 IN DRILL BIT SIZE, 3⅛ IN FLUTE L, HIGH SPEED STEEL
Item # GNF190-55470
Mfr. Model # 55470

EHC: EHC :

This reduced shank Silver and Deming drill bit has a 118 Degrees drill bit point. This drill bit is made of high speed steel, has a steam oxide finish, and is size 1-3/32 inch.

This reduced shank Silver and Deming drill bit has a 118 Degrees drill bit point. This drill bit is made of high speed steel, has a steam oxide finish, and is size 1-3/32 inch.

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CATALOGUE PAGE # 1280

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Web Price : $164.06 / EACH

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REDUCED SHANK DRILL BIT, 53/64 IN DRILL BIT SIZE, 3⅛ IN FLUTE L, 6 IN L, COBALT

CHICAGO-LATROBE
REDUCED SHANK DRILL BIT, 53/64 IN DRILL BIT SIZE, 3⅛ IN FLUTE L, 6 IN L, COBALT
Item # GNF190C53453
Mfr. Model # 53453

EHC: EHC :

1/2 in. reduced shank silver & deming drill, 118 degree split point, straw finish. 6in OAL, 3-1/8 in flute length.

1/2 in. reduced shank silver & deming drill, 118 degree split point, straw finish. 6in OAL, 3-1/8 in flute length.

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CATALOGUE PAGE # 1279

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Web Price : $161.55 / EACH

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REDUCED SHANK DRILL BIT, 41/64 IN DRILL BIT SIZE, 3⅛ IN FLUTE L, 6 IN L, COBALT

CHICAGO-LATROBE
REDUCED SHANK DRILL BIT, 41/64 IN DRILL BIT SIZE, 3⅛ IN FLUTE L, 6 IN L, COBALT
Item # GNF190C53441
Mfr. Model # 53441

EHC: EHC :

1/2 in. reduced shank silver & deming drill, 118 degree split point, straw finish. 6in OAL, 3-1/8 in flute length.

1/2 in. reduced shank silver & deming drill, 118 degree split point, straw finish. 6in OAL, 3-1/8 in flute length.

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CATALOGUE PAGE # 1279

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Web Price : $114.22 / EACH

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REDUCED SHANK DRILL BIT, 15/16 IN DRILL BIT SIZE, 3⅛ IN FLUTE L, 6 IN L, COBALT

CHICAGO-LATROBE
REDUCED SHANK DRILL BIT, 15/16 IN DRILL BIT SIZE, 3⅛ IN FLUTE L, 6 IN L, COBALT
Item # GNF190C53460
Mfr. Model # 53460

EHC: EHC :

High speed 1/2 inch shank cobalt prentice drill is good for high tensile materials such as: alloys. Stainless steel, titanium, carbon steels and cast iron. Size 15/16 inch, decimal equivalent 0.9375 inches, flute length 3-1/8 inches and length 6 inches.

High speed 1/2 inch shank cobalt prentice drill is good for high tensile materials such as: alloys. Stainless steel, titanium, carbon steels and cast iron. Size 15/16 inch, decimal equivalent 0.9375 inches, flute length 3-1/8 inches and length 6 inches.

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CATALOGUE PAGE # 1279

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Web Price : $170.91 / EACH

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REDUCED SHANK DRILL BIT, 1 IN DRILL BIT SIZE, 3⅛ IN FLUTE L, 6 IN LENGTH, COBALT

CHICAGO-LATROBE
REDUCED SHANK DRILL BIT, 1 IN DRILL BIT SIZE, 3⅛ IN FLUTE L, 6 IN LENGTH, COBALT
Item # GNF190C53464
Mfr. Model # 53464

EHC: EHC :

High speed 1/2 inch shank cobalt prentice drill is good for high tensile materials such as: alloys. Stainless steel, titanium, carbon steels and cast iron. Size 1 inch, decimal equivalent 1.000 inches, flute length 3-1/8 inches and length 6 inches.

High speed 1/2 inch shank cobalt prentice drill is good for high tensile materials such as: alloys. Stainless steel, titanium, carbon steels and cast iron. Size 1 inch, decimal equivalent 1.000 inches, flute length 3-1/8 inches and length 6 inches.

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CATALOGUE PAGE # 1279

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Web Price : $196.70 / EACH

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REDUCED SHANK DRILL BIT, 57/64 IN DRILL BIT SIZE, 3⅛ IN FLUTE L, 6 IN LENGTH, HSS

CHICAGO-LATROBE
REDUCED SHANK DRILL BIT, 57/64 IN DRILL BIT SIZE, 3⅛ IN FLUTE L, 6 IN LENGTH, HSS
Item # GNF190F52457
Mfr. Model # 52457

EHC: EHC :

1/2 inch reduced shank drills. 3 flats on shank, 118 degree split point, black oxide finish. Size: 57/64 inch.

1/2 inch reduced shank drills. 3 flats on shank, 118 degree split point, black oxide finish. Size: 57/64 inch.

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CATALOGUE PAGE # 1279

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Web Price : $111.39 / EACH

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DRILL BIT, REDUCED/ROUND SHANK, 7/16, HIGH SPEED STEEL/STEAM OXIDE

CHICAGO-LATROBE
DRILL BIT, REDUCED/ROUND SHANK, 7/16, HIGH SPEED STEEL/STEAM OXIDE
Item # GNF239-56328
Mfr. Model # 56328

EHC: EHC :

This drill bit is made of high-speed steel and coated with steam oxide for durability. Featuring a reduced, round shank, the bit fits drill size 7/16 inch.

This drill bit is made of high-speed steel and coated with steam oxide for durability. Featuring a reduced, round shank, the bit fits drill size 7/16 inch.

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Web Price : $17.92 / EACH

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REDUCED SHANK DRILL BIT, 17/32 IN DRILL BIT SIZE, 3⅛ IN FLUTE L, 6 IN L, COBALT

CHICAGO-LATROBE
REDUCED SHANK DRILL BIT, 17/32 IN DRILL BIT SIZE, 3⅛ IN FLUTE L, 6 IN L, COBALT
Item # GNF190C53434
Mfr. Model # 53434

EHC: EHC :

1/2 in. reduced shank silver & deming drill, 118 degree split point, straw finish. 6in OAL, 3-1/8 in flute length.

1/2 in. reduced shank silver & deming drill, 118 degree split point, straw finish. 6in OAL, 3-1/8 in flute length.

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CATALOGUE PAGE # 1279

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Web Price : $85.46 / EACH

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CHICAGO-LATROBE
REDUCED SHANK DRILL,1/4 IN,HSS
Item # GNF56316
Mfr. Model # 56316

EHC: EHC :

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This product must be purchased in multiples of 6 . Please update the quantity to proceed with checkout.

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Web Price : $18.39 / EACH

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CHICAGO-LATROBE
REDUCED SHANK DRILL,23/32 IN,COBALT
Item # GNF53646
Mfr. Model # 53646

EHC: EHC :

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Web Price : $238.59 / EACH

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CHICAGO-LATROBE
REDUCED SHANK DRILL,3/8 IN,HSS
Item # GNF56324
Mfr. Model # 56324

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Web Price : $29.69 / EACH

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REDUCED SHANK DRILL BIT, ⅝ IN DRILL BIT SIZE, 3⅛ IN FLUTE L, 6 IN L, HIGH SPEED STEEL

CHICAGO-LATROBE
REDUCED SHANK DRILL BIT, ⅝ IN DRILL BIT SIZE, 3⅛ IN FLUTE L, 6 IN L, HIGH SPEED STEEL
Item # GNF190F52440
Mfr. Model # 52440

EHC: EHC :

1/2 inch reduced shank drills. 3 flats on shank, 118 degree split point, black oxide finish. Size: 5/8 inch.

1/2 inch reduced shank drills. 3 flats on shank, 118 degree split point, black oxide finish. Size: 5/8 inch.

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CATALOGUE PAGE # 1279

Availability dates may vary based on the assortment of product in the cart and is not final until you complete your order. Check Availability:

Web Price : $63.82 / EACH

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REDUCED SHANK DRILL BIT, 19/32 IN DRILL BIT SIZE, 3⅛ IN FLUTE L, 6 IN LENGTH, HSS

CHICAGO-LATROBE
REDUCED SHANK DRILL BIT, 19/32 IN DRILL BIT SIZE, 3⅛ IN FLUTE L, 6 IN LENGTH, HSS
Item # GNF190F52438
Mfr. Model # 52438

EHC: EHC :

1/2 inch reduced shank drills. 3 flats on shank, 118 degree split point, black oxide finish. Size: 19/32 inch.

1/2 inch reduced shank drills. 3 flats on shank, 118 degree split point, black oxide finish. Size: 19/32 inch.

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CATALOGUE PAGE # 1279

Availability dates may vary based on the assortment of product in the cart and is not final until you complete your order. Check Availability:

Web Price : $64.81 / EACH

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REDUCED SHANK DRILL BIT, 1 5/64 IN DRILL BIT SIZE, 3⅛ IN FLUTE L, RIGHT HAND, HSS

CHICAGO-LATROBE
REDUCED SHANK DRILL BIT, 1 5/64 IN DRILL BIT SIZE, 3⅛ IN FLUTE L, RIGHT HAND, HSS
Item # GNF190F52469
Mfr. Model # 52469

EHC: EHC :

This reduced shank Silver and Deming drill bit has a 118 Degrees drill bit point. This drill bit is made of high speed steel, has a steam oxide finish, and is size 1-5/64 inch.

This reduced shank Silver and Deming drill bit has a 118 Degrees drill bit point. This drill bit is made of high speed steel, has a steam oxide finish, and is size 1-5/64 inch.

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CATALOGUE PAGE # N/A

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Web Price : $172.22 / EACH

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