Page 127 - Q4 2024 Stephenson Equipment Catalogue

DRILL BITS, STEP DRILL BITS, FASTENER EXTRACTORS

Step Drill Bits

KNK-3KK4SR $273 85

3-Pc Step Drill Bit & Reamer Set
IRW-15502 $191 85 • 5/16" - 9/16", 9/16" - 13/16", 13/16" - 1-1/16" Made in
USA
• 90° notch point starts holes easily
3-Pc Titanium Step Drill Bit Set • 5 hole enlargement steps
• Size #1T: 1/8" – 1/2" (1/32" steps) • 3/8" shank with 3 flats
13 hole sizes
• Size #2T: 3/16" – 1/2" (1/16" steps)
6 hole sizes
• Size #3T: 1/4" – 3/4" (1/16" steps)
9 hole sizes

IRW-10502ZR $143 95 15101ZR

3-Pc Self Starting Step Drill Bit Set 10231 10232 10233 10234 10235
Contains:
• Size #1: 1/8" to 1/2"
• Size #2: 3/16" to 1/2"
• Size #3: 1/4" to 3/4"

10310 10311ZR 10312ZR 10313ZR 10220 10221
ATD-9200 $52 15
5-Pc Step Drill Bit Set High Speed Steel Step Drills
• Tri-flat shank design for a sure
grip in the chuck without slippage # of Hole Hex
Set includes: Item # Description Sizes Shank
• 1/4" shank: 3/16" to 1/2" holes in 1/16" steps IRW-10231 #1 1/8"–1/2" (1/32" steps) 13 1/4" $39.05
• 1/4" shank: 1/8" to 1/2" holes in 1/32" steps
• 3/8" shank: 1/4" to 3/4" holes in 1/16" steps IRW-15101ZR #1 1/8"–1/2" (1/32" steps) 13 1/4" $51.95
• 3/8" shank: 3/16" to 7/8" holes in 1/16" steps Titanium
• 3/8" shank: 1/4" to 1-3/8" holes in 1/8" steps IRW-10232 #2 3/16"–1/2" (1/16" steps) 6 1/4" $39.05
IRW-10233 #3 1/4"–3/4" (1/16" steps) 9 3/8" $70.35
IRW-10234 #4 3/16"–7/8" (1/16" steps) 12 3/8" $83.15
High Speed Steel Step Drill Bits IRW-10235 #5 1/4"–1-3/8" (1/8" steps) 10 7/16" $147.35
• Speed start tip prevents bit walking
• 1/4" hex shank IRW-10310 #10 1/2" 1 1/4" $37.85
IRW-10311ZR #11 7/8" 1 3/8" $78.05
Item # Size Steps $30.45
1/4"
MLW-48-89-9201 1/8" – 1/2" 13 $35.95 IRW-10312ZR #12 3/8" 1 7/16" $100.55
MLW-48-89-9203 1/4" – 3/4" 9 $56.05 IRW-10313ZR #13 1-1/8" 1 $80.45
MLW-48-89-9204 3/16" – 7/8" 12 $56.45 IRW-10220 #20 9/16"–1" (hole enlarging) 8 7/16"
7/16" $163.25
MLW-48-89-9208 1/2" – 1" 9 $74.35 IRW-10221 #21 13/16"–1-3/8" (hole enlarging) 10
MLW-48-89-9211 7/8" – 1-7/32" 13 $98.35

16504
High Speed Steel
Step Drill Bits
MLW-48-89-9221 $143 85 • Titanium finish
3-Pc JAM-FREE Performance • 1/4" hex shank
Step Drill Bit Set Item # Size Steps 16503
• Optimized for cordless drills
in high speed TIT-16504 1/4" – 3/4" 9 $22.85
• Rapid Strike™ tip • Black oxyde finish 3-Piece Set:
• #1 – 1/8" - 1/2" by 1/32" – 13 steps TIT-16503 1/8" – 1/2" 13 $33.35
• #2 – 3/16" - 1/2" by 1/16" – 6 steps 3/16" – 1/2" 6
• #4 – 3/16" - 7/8" by 1/16" – 12 steps 1/4" – 3/4" 9

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