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HSS , HSS Cobalt & Solid Carbide Step Drill bits (1 step)
HSS , HSS Cobalt & Solid Carbide Step Drill bits (1 step)
HSS , HSS Cobalt & Solid Carbide Step Drill bits (1 step)
HSS , HSS Cobalt & Solid Carbide Step Drill bits (1 step)
HSS , HSS Cobalt & Solid Carbide Step Drill bits (1 step)
HSS , HSS Cobalt & Solid Carbide Step Drill bits (1 step)
HSS , HSS Cobalt & Solid Carbide Step Drill bits (1 step)
HSS , HSS Cobalt & Solid Carbide Step Drill bits (1 step)
HSS , HSS Cobalt & Solid Carbide Step Drill bits (1 step)
HSS , HSS Cobalt & Solid Carbide Step Drill bits (1 step)
HSS , HSS Cobalt & Solid Carbide Step Drill bits (1 step)
HSS , HSS Cobalt & Solid Carbide Step Drill bits (1 step)
Specifications
Place of Origin :
CHINA
Brand Name :
M&G
Payment Terms :
T/T, PayPal, Visa
MOQ :
Negotiation
Price :
Negotiation
Delivery Time :
30 Days
Packaging Details :
PVC Pouch, Plastic Box, Individually in Skin Card, Double Blister, Clamshell,Metal Box
Supply Ability :
We have enough of machine tools and worker power for any quantity order in industrial tools
Brand :
M&G
Origin :
China
Package :
Carton box & Wooden box
Condition :
brand new
Description


Standard Step Drills.

An essential tool for every tool room.One tool does two jobs in a single pass.They can be sharpened repeatedly and are easily modified for any special length-of-step.

1,High Speed Steel-Jobber's Length
2,3/8" & 1/4" Shank


For Drilling & Counterboring Cap Screw Clearance Holes.

Screw Size Minor Dia. Major Dia. Step Length
No.6 .150 1/4 1/2
No.8 .178 L 1/2
No.10 .204 Q 5/8
1/4 9/32 13/32 11/16
5/16 11/32 1/2 3/4
3/8 13/32 19/32 7/8


For Drilling 45° Chamfered Holes To Be Tapped
(To Produce approximately 70° thread)

Screw Size Minor Dia. Major Dia. Step Length
5-40 .101 9/64 1/2
6-32 .109 5/32 1/2
8-32 .136 3/16 1/2
8-36 .136 3/16 1/2
10-24 .152 1/4 5/8
10-32 .161 1/4 5/8
1/4-20 .204 21/64 13/16
1/4-28 .218 21/64 13/16
5/16-18 .261 13/32 15/16
5/16-24 .272 13/32 15/16
3/8-16 .316 31/64 1
3/8-24 .339 31/64 1
7/16-14 .375 17/32 1-1/16
7/16-20 .390 17/32 1-1/16
1/2-13 .437 5/8 1-1/16
1/2-20 .452 5/8 1-1/16


For Drilling & Countersinking 82° Flat Head Machine Screws

Screw Size Minor Dia. Major Dia. Step Length
No.6 0.142 9/32 1/2
No.8 .169 Q 1/2
No.10 .196 W 5/8
1/4 .257 1/2 11/16
5/16 .320 5/8 3/4
3/8 .383 3/4 7/8
1/2 .510 7/8 1


*Shorter than jobber's length
HSS , HSS Cobalt & Solid Carbide Step Drill bits (1 step)HSS , HSS Cobalt & Solid Carbide Step Drill bits (1 step)HSS , HSS Cobalt & Solid Carbide Step Drill bits (1 step)HSS , HSS Cobalt & Solid Carbide Step Drill bits (1 step)HSS , HSS Cobalt & Solid Carbide Step Drill bits (1 step)

Product tags

tungsten carbide bits drilling

,

tungsten carbide drilling bits

,

tungsten carbide rock drilling tools
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HSS , HSS Cobalt & Solid Carbide Step Drill bits (1 step)

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Product Detail
Place of Origin :
CHINA
Brand Name :
M&G
Payment Terms :
T/T, PayPal, Visa
MOQ :
Negotiation
Price :
Negotiation
Delivery Time :
30 Days
Contact Supplier
HSS , HSS Cobalt & Solid Carbide Step Drill bits (1 step)
HSS , HSS Cobalt & Solid Carbide Step Drill bits (1 step)
HSS , HSS Cobalt & Solid Carbide Step Drill bits (1 step)
HSS , HSS Cobalt & Solid Carbide Step Drill bits (1 step)
HSS , HSS Cobalt & Solid Carbide Step Drill bits (1 step)
HSS , HSS Cobalt & Solid Carbide Step Drill bits (1 step)

Xian Mager Machinery International Trade Co., Ltd.

Active Member
7 Years
Since 2003
Business Type :
Manufacturer, Trading Company
Main Products :
Jobber Drill Bit, Annular Cutter, Taps And Dies
Total Annual :
5000000-10000000
Employee Number :
50~100
Certification Level :
Active Member
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