BOMI BMA-24 Wholesale Custom High Speed Steel Aircraft Extension Rod Extra Long Drill Bit Set

Supplier: Changzhou Bomi Tools Co., Ltd.
Region: Jiangsu, China
Contact: Ms Amy Zhen
Price: $0.10 / 1 - 99 sets
$0.09 / 100 - 499 sets
$0.06 / >=500 sets
Min. Order: 1 set

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Product details

Package preview:		model:	BMA-24
coating:	Oxide black, ALTIN	Supply capacity:	Annual output of 500,000 sets
pack:	plastic box	MOQ:	500 pieces
Packaging Details:	Wooden box, plastic box, PVC box	Suitable:	Aviation drill
brand:	Bomi	surface:	fully grounded
Warranty:	3 years	payment terms:	L/C, Western Union, D/P, D/A, T/T, MoneyGram
Certification:	GS	use:	metal drilling
usage:	Bore turning tool	port:	Shanghai
hardness:	HRC: 45/55/60/65 degrees	Origin:	Jiangsu, China
Customization support:	OEM, ODM, OBM

product description

NAS907 J Type 6 12 Inch High Speed Steel Aircraft Extended Extra Long Metal Drill Bits

Material

HSS (HSS cobalt available) Fully ground (rolled and polished, rolled, milled available)

Machining Extra Long DIN1869 (DIN338, Short Shank DIN1897, Long DIN340, Blacksmith Short Shank 10mm, 13mm, DIN345 Taper Shank Available) Standard 6,12" Airctraft Extensoin (Working Length, Short Shank Screw Machine Length. Long Taper Length , silver and Deming 1/2" stub options)

Size 1-13mm, 1/16"-1"

Nose type 135-degree split nose (118-degree regular nose, turbo maximum nose, pilot nose available) Straight shank (hexagonal shank, tri-flat shank, double R hexagonal shank, reducing shank available , shank type threaded hexagonal shank, taper shank)

Ordinary helix N type (slow helix H type, fast helix W type, left-handed helix are available)

Helix angle
Web and groove type Regular web and groove (thick web with parabolic groove, heavy web with regular groove available) Surface
Glossy finish (Black Oxide, Amber, Titanium, Black and Gold, Black and Bright) 10/5 pcs in PVC bag, plastic box,
Individually in pickup, double blister, clamshell packaging.

pack

1. HSS tools are suitable for most general purposes
application, providing a combination of hardness and toughness for wear resistance.

2. No need for a center punch - the aggressive 135° quick cut point features self-centering, fast penetration, and less pressure. Does not "walk" or "linger".

3. Precision ground points, flutes, bodies, clearances and drill diameters for ultimate precision and performance

4. High-speed steel (HSS) aircraft extension drill bits are manufactured according to NAS 907 J-type and B-type standards.

5. Long flutes and overall length design are suitable for jobs requiring extra reach or deep hole drilling.

right elevation

left elevation

Front view

Sales and service network

product specification
diameter	overall length	blade length	overall length	blade length
	overall length	blade length	overall length	blade length
2	125	85	160	110
2.5	140	95	180	120
3	150	100	190	130
3.5	165	115	210	145
4	175	120	220	150
4.5	185	125	235	160
5	195	135	245	170
5.5	205	140	260	180
6	205	140	260	180
6.5	215	150	275	190
7	225	155	290	200
7.5	225	155	290	200
8	240	165	305	210
8.5	240	165	305	210
9	250	175	320	220
9.5	250	175	320	220
10	265	185	340	235
10.5	265	185	340	235
11	280	195	365	250
11.5	280	195	365	250
12	295	205	Chapter 375	260
12.5	295	205	Chapter 375	260
13	295	205	Chapter 375	260