Bristol 6 Flute Spline Insert Screwdriver Bits | Chapman MFG

Regular price $ 4.50
Bristol 6 Flute Spline Insert Screwdriver Bits | Chapman MFG
Bristol Bits | Chapman MFG
Chapman 1/4" Drive Bits Milled From USA Tool Steel In Durham, CT Compared To Other 1/4" Drive Bits Made in China Out Of Mystery Metal.
Chart Of Bristol 6 Flute Spline Insert Screwdriver Bits | Chapman MFG
  • Great for older equipment with tamper resistant screws
  • Military or personal helicopters
  • New electronics like cameras, phones & GPS systems
  • Antique radios, ham radios, military communication equipment

"I don’t often take the time to give compliments to a vendor but it’s very gratifying to see a quality U.S. made product that works. In my hobby (Ham Radio) of restoring communications equipment... I have to deal with Bristol fasteners and being able to use interchangeable bits instead of Allen wrenches is great." -Craig

Made, hand assembled & inspected in Durham, CT from USA materials. 

Chapman Precision Screwdriver Bits

• Precision milled to tight tolerances with flat edges, sharp corners & no burrs for snug screw fit

• Machined from USA steel & heat treated with a black oxide rust inhibitor finish

• Bits are engineered to bend/break BEFORE damaging the screw they fit

• Each bit has ears/ring stops with ball detent to hold the bit securely in our tools

• Bits have knurled ends for finger tightening & are stamped with the part #

• Non-magnetic for use on electronics & PC boards

Shipping & Warranty

Tools can be returned/exchanged in new condition within 45 days of receipt of shipment.

• Refunds are issued once the tools arrive to us

• Shipping & handling charges are non-refundable

• Contact us for a return authorization #

Domestic orders shipped next business day via USPS.

• International orders ship in 3 business days

• UPS, FedEx, DHL available - please contact us

Tools are guaranteed to be as represented & free of defects caused by defective materials/faulty workmanship.

• To keep open stock part prices reasonable, we can not offer replacement of worn tools that wear out/break

• Tool replacement requires that faulty parts are returned with proof of purchase within 3 years

• Warranty does not cover products that are improperly used/abused/altered

Federal Stock #'s

Part # Fed. Stock #
 CMB-51
5120-01-127-0718
CMB-52 
5120-01-118-9972
CMB-53
5120-01-118-9970
CMB-54
5120-01-118-9971
Back to the top