Neilsen CT2274 User manual

25 PIECE SCREW EXTRACTOR / DRILL & GUIDE SET
CT2274
INSTRUCTIONS
SAFETY
DO NOT use the stud extractor set for any purpose other than for which it is designed.
Keep the kit free from dirt and grime.
Ensure your work area is tidy and free from hazards.
Ensure the correct sizes of guide and drill are used to avoid injury and damage to the set.
WARNING: The warnings, cautions and instructions discussed in this instruction manual
cannot cover all possible conditions and situations that may occur. It must be understood that
common sense and caution are factors which cannot be built into this product, but must be
applied by the operator.
CONTENTS
NO
Description
NO
Description
case
Blow Molded Case
G3
G3 Drilling Guide
D1
1/8” (3.175MM) HSS Drill
G4
G4 Drilling Guide
D2
3/16” (4.76mm) HSS Drill
G5
G5 Drilling Guide
D3
1/4” (6.35mm) HSS Drill
G6
G6 Drilling Guide
D4
5/16” (7.94MM) HSS Drill
G7
G7 Drilling Guide
D5
11/32” (8.73mm) HSS Drill
G8
G8 Drilling Guide
P1
#1 Extractor Pin
G9
G9 Drilling Guide
P2
#2 Extractor Pin
G10
G10 Drilling Guide
P3
#3 Extractor Pin
N1
N1 Extractor Nut
P4
#4 Extractor Pin
N2
N2 Extractor Nut
P5
#5 Extractor Pin
N3
N3 Extractor Nut
G1
G1 Drillling Guide
N4
N4 Extractor Nut
G2
G2 Drilling Guide
N5
N5 Extractor Nut

For screws that are really seized up, first spay with a solvent or heat up. Extractor pins are
manufactured from high grade materials and should be kept straight and not heated.
Chart for using Guide Bush
No.
Φ1 Dia. O.D.
Φ1 Dia. O.D.
Φ2 Dia. O.D.
Φ2 Dia. O.D.
G1
9/32”
7.14
1/8”
3.175
G2
5/16”
7.94
1/8”
3.175
G3
11/32”
8.73
1/8”
3.175
G4
3/8”
9.53
1/8”
3.175
G5
13/32”
10.32
3/16”
4.76
G6
7/16”
11.11
3/16”
4.76
G7
15/32”
11.91
3/16”
4.76
G8
1/2”
12.70
3/16”
4.76
G9
17/32”
13.49
1/4”
6.35
G10
9/16”
14.29
1/4”
6.35
Operation
1. Select correct size drill and drill guide bushing for the job.
2. Place drill guide bushing over screw that is being extracted. Use the selected HSS drill bit
and drill smaller hole into damaged screw.
3. Drive in the extractor pin without damaging previouslly drilled hole. Slide correct size
extractor nut onto the extractor pin and unscrew using a wrench.
4. For sunken or protruding broken screws see chart below for assistance in selecting correct
guide bush size.
CANNON TOOLS LTD
Add: 20 station road, Rowley Regis, west midlands,B65 0JU.U.K.
Made in China
Bolt Size ”
Bolt Size
mm
Drill Size
Extractor
Pin Size
Nut Size
Wrench
Size
3/16”
5mm
1/8”
Size 1
Size N1
Wr. 3/8”
1/4”
6mm
1/8”
Size 1
Size N1
Wr. 3/8”
9/32”
7mm
3/16”
Size 2
Size N2
Wr. 7/16”
5/16”
8mm
3/16”
Size 2
Size N2
Wr. 7/16”
11/32”
9mm
1/4”
Size 3
Size N3
Wr. 1/2”
3/8”
10mm
1/4”
Size 3
Size N3
Wr. 1/2”
7/16”
12mm
5/16”
Size 4
Size N4
Wr. 9/16”
1/2”
14mm
11/32”
Size 5
Size N5
Wr. 5/8”
9/16”
16mm
11/32”
Size 5
Size N5
Wr. 5/8”