Alfa Tools General Product Catalog
1/4" Reduced Shank Drills High-Speed Steel
Economy Length 118 O Point Black Oxide Finish
Jobber Length 118 O Point Black Oxide Finish
• Increased strength and rigidity due to short flute length
• Expands the size capacity of a 1/4" portable drill chuck
FRACTIONAL
FRACTIONAL
ECO PRO STOCK # RS51801 RS51803 RS51805 RS51807 RS51809 RS51811 RS51813 RS51815 RS51817 RS51819 RS51821 RS51823 RS51825 RS51827 RS51829 RS51831
ALFA USA STOCK # RS51807A RS51815A RS51823A RS51831A
DECIMAL
FLUTE
OVERALL LENGTH
DECIMAL
FLUTE
OVERALL LENGTH
SIZE
SIZE
EQUIV.
LENGTH
EQUIV.
LENGTH
2656 2812 2969 3125 3281 3438 3594 3750 3906 4062 4219 4375 4531 4688 4844 5000
2-7/8 2-15/16 3-1/16 3-3/16 3-5/16 3-7/16 3-1/2 3-5/8 3-3/4 3-7/8 3-15/16 4-1/16 4-3/16 4-5/16 4-3/8 4-1/2
4-1/8 4-1/4 4-3/8 4-1/2 4-5/8 4-3/4 4-7/8 5-1/8 5-1/4 5-3/8 5-1/2 5-5/8 5-3/4 5-7/8 5
3125 3750 4375 5000
2-1/2 2-1/2 2-1/2 2-1/2
4 4 4 4
17/64
5/16
9/32
3/8
19/64
7/16
5/16
1/2
21/64 11/32 23/64
6 per envelope
Intermediate Length 118 O Split Point Bright Finish
• Flute length is approximately 20% shorter than jobber length, providing increased strength and rigidity
3/8
25/64
13/32 27/64
7/16
29/64 15/32 31/64
FRACTIONAL
ALFA USA STOCK # RS51835 RS51836 RS51837 RS51838
6
DECIMAL
FLUTE
OVERALL LENGTH
1/2
SIZE
Reduced Shank
EQUIV.
LENGTH
17/64" to 5/16", 12 per envelope, 21/64" to 1/2", 6 per envelope
3125 3750 4375 5000
2-1/2 2-7/8 3-3/8 3-5/8
3-13/16 4-1/4 4-11/16 5-1/16
5/16
3/8
SET 29 Pc. Drill Set 1/16" - 1/2" by 64ths RS250187
A
7/16
1/2
6 per envelope
Blitz Bits® - 3/8" Reduced Shank Drills
Engineered for heavy duty work, BLITZ BITS ® are high performance drills for production as well as tough maintenance applications
Premium High-Speed Steel
Premium High-Speed Steel
Mechanic’s Length 135 O Split Point, 3 Flats On Shank Black Oxide & Gold Finish
Jobber Length 135 O Split Point Black Oxide & Gold Finish
FRACTIONAL
FRACTIONAL
ALFA USA STOCK # BBRS74122 BBRS74123 BBRS74124 BBRS74125 BBRS74126 BBRS74127 BBRS74128 BBRS74129
ALFA USA STOCK #
DECIMAL
FLUTE
OVERALL LENGTH
DECIMAL
FLUTE
OVERALL LENGTH
SIZE
SIZE
EQUIV.
LENGTH
EQUIV.
LENGTH
3906 4062 4219 4375 4531 4688 4844 5000
3-3/4 3-7/8
5-1/8 5-1/4 5-3/8 5-1/2 5-5/8 5-3/4 5-7/8
4219 4375 4531 4688 4844 5000
2-7/8 2-15/16
4-7/16 4-1/2 4-5/8 4-3/4 4-7/8
BBML74224R BBML74225R BBML74226R BBML74227R BBML74228R BBML74229R
25/64 13/32 27/64 29/64 15/32 31/64 7/16
27/64
7/16
3-15/16 4-1/16 4-3/16 4-5/16 4-3/8 4-1/2
3
29/64 15/32 31/64
3-1/8 3-1/4 3-3/8
5
1/2
6 per envelope, Note: 25/64" and 13/32" fit into a 3/8" capacity chuck.
6
1/2
6 per envelope
These items are available carded See price list for details
SETS
SETS
ALFA USA STOCK #
ALFA USA STOCK #
QTY.
SIZES
QTY.
SIZES
1/16" - 1/2" by 32nds 1/16" - 1/2" by 64ths
BBRS74193
15 Pc.
1/16" - 1/2" by 32nds 1/16" - 1/2" by 64ths
BBML74293R BBML74290R
15 Pc.
BB74186
29 Pc.
29 Pc.
A-40
See page A80 for 29 Pc. Drill Mug Set
Made with FlippingBook - Online Brochure Maker